8210660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:117

約数の個数: 96

約数和(自身を含む): 20321280

約数和(自身を除く): 12110620

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 31, 34, 38, 41, 62, 68, 76, 82, 85, 95, 124, 155, 164, 170, 190, 205, 310, 323, 340, 380, 410, 527, 589, 620, 646, 697, 779, 820, 1054, 1178, 1271, 1292, 1394, 1558, 1615, 2108, 2356, 2542, 2635, 2788, 2945, 3116, 3230, 3485, 3895, 5084, 5270, 5890, 6355, 6460, 6970, 7790, 10013, 10540, 11780, 12710, 13243, 13940, 15580, 20026, 21607, 24149, 25420, 26486, 40052, 43214, 48298, 50065, 52972, 66215, 86428, 96596, 100130, 108035, 120745, 132430, 200260, 216070, 241490, 264860, 410533, 432140, 482980, 821066, 1642132, 2052665, 4105330, 8210660]

約数ペア:

[(1, 8210660), (2, 4105330), (4, 2052665), (5, 1642132), (10, 821066), (17, 482980), (19, 432140), (20, 410533), (31, 264860), (34, 241490), (38, 216070), (41, 200260), (62, 132430), (68, 120745), (76, 108035), (82, 100130), (85, 96596), (95, 86428), (124, 66215), (155, 52972), (164, 50065), (170, 48298), (190, 43214), (205, 40052), (310, 26486), (323, 25420), (340, 24149), (380, 21607), (410, 20026), (527, 15580), (589, 13940), (620, 13243), (646, 12710), (697, 11780), (779, 10540), (820, 10013), (1054, 7790), (1178, 6970), (1271, 6460), (1292, 6355), (1394, 5890), (1558, 5270), (1615, 5084), (2108, 3895), (2356, 3485), (2542, 3230), (2635, 3116), (2788, 2945)]