1946338720

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{1087}}^1$

素因数の和:1171

約数の個数: 144

約数和(自身を含む): 5014130688

約数和(自身を除く): 3067791968

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 76, 80, 95, 124, 152, 155, 160, 190, 248, 304, 310, 361, 380, 496, 589, 608, 620, 722, 760, 992, 1087, 1178, 1240, 1444, 1520, 1805, 2174, 2356, 2480, 2888, 2945, 3040, 3610, 4348, 4712, 4960, 5435, 5776, 5890, 7220, 8696, 9424, 10870, 11191, 11552, 11780, 14440, 17392, 18848, 20653, 21740, 22382, 23560, 28880, 33697, 34784, 41306, 43480, 44764, 47120, 55955, 57760, 67394, 82612, 86960, 89528, 94240, 103265, 111910, 134788, 165224, 168485, 173920, 179056, 206530, 223820, 269576, 330448, 336970, 358112, 392407, 413060, 447640, 539152, 640243, 660896, 673940, 784814, 826120, 895280, 1078304, 1280486, 1347880, 1569628, 1652240, 1790560, 1962035, 2560972, 2695760, 3139256, 3201215, 3304480, 3924070, 5121944, 5391520, 6278512, 6402430, 7848140, 10243888, 12164617, 12557024, 12804860, 15696280, 20487776, 24329234, 25609720, 31392560, 48658468, 51219440, 60823085, 62785120, 97316936, 102438880, 121646170, 194633872, 243292340, 389267744, 486584680, 973169360, 1946338720]

約数ペア:

[(1, 1946338720), (2, 973169360), (4, 486584680), (5, 389267744), (8, 243292340), (10, 194633872), (16, 121646170), (19, 102438880), (20, 97316936), (31, 62785120), (32, 60823085), (38, 51219440), (40, 48658468), (62, 31392560), (76, 25609720), (80, 24329234), (95, 20487776), (124, 15696280), (152, 12804860), (155, 12557024), (160, 12164617), (190, 10243888), (248, 7848140), (304, 6402430), (310, 6278512), (361, 5391520), (380, 5121944), (496, 3924070), (589, 3304480), (608, 3201215), (620, 3139256), (722, 2695760), (760, 2560972), (992, 1962035), (1087, 1790560), (1178, 1652240), (1240, 1569628), (1444, 1347880), (1520, 1280486), (1805, 1078304), (2174, 895280), (2356, 826120), (2480, 784814), (2888, 673940), (2945, 660896), (3040, 640243), (3610, 539152), (4348, 447640), (4712, 413060), (4960, 392407), (5435, 358112), (5776, 336970), (5890, 330448), (7220, 269576), (8696, 223820), (9424, 206530), (10870, 179056), (11191, 173920), (11552, 168485), (11780, 165224), (14440, 134788), (17392, 111910), (18848, 103265), (20653, 94240), (21740, 89528), (22382, 86960), (23560, 82612), (28880, 67394), (33697, 57760), (34784, 55955), (41306, 47120), (43480, 44764)]