518320

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:74

約数の個数: 80

約数和(自身を含む): 1428480

約数和(自身を除く): 910160

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 31, 38, 40, 44, 55, 62, 76, 80, 88, 95, 110, 124, 152, 155, 176, 190, 209, 220, 248, 304, 310, 341, 380, 418, 440, 496, 589, 620, 682, 760, 836, 880, 1045, 1178, 1240, 1364, 1520, 1672, 1705, 2090, 2356, 2480, 2728, 2945, 3344, 3410, 4180, 4712, 5456, 5890, 6479, 6820, 8360, 9424, 11780, 12958, 13640, 16720, 23560, 25916, 27280, 32395, 47120, 51832, 64790, 103664, 129580, 259160, 518320]

約数ペア:

[(1, 518320), (2, 259160), (4, 129580), (5, 103664), (8, 64790), (10, 51832), (11, 47120), (16, 32395), (19, 27280), (20, 25916), (22, 23560), (31, 16720), (38, 13640), (40, 12958), (44, 11780), (55, 9424), (62, 8360), (76, 6820), (80, 6479), (88, 5890), (95, 5456), (110, 4712), (124, 4180), (152, 3410), (155, 3344), (176, 2945), (190, 2728), (209, 2480), (220, 2356), (248, 2090), (304, 1705), (310, 1672), (341, 1520), (380, 1364), (418, 1240), (440, 1178), (496, 1045), (589, 880), (620, 836), (682, 760)]