2912193860

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^2\times {\mathrm{163}}^1\times {\mathrm{199}}^1$

素因数の和:505

約数の個数: 72

約数和(自身を含む): 6277723200

約数和(自身を除く): 3365529340

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 163, 199, 268, 326, 335, 398, 652, 670, 796, 815, 995, 1340, 1630, 1990, 3260, 3980, 4489, 8978, 10921, 13333, 17956, 21842, 22445, 26666, 32437, 43684, 44890, 53332, 54605, 64874, 66665, 89780, 109210, 129748, 133330, 162185, 218420, 266660, 324370, 648740, 731707, 893311, 1463414, 1786622, 2173279, 2926828, 3573244, 3658535, 4346558, 4466555, 7317070, 8693116, 8933110, 10866395, 14634140, 17866220, 21732790, 43465580, 145609693, 291219386, 582438772, 728048465, 1456096930, 2912193860]

約数ペア:

[(1, 2912193860), (2, 1456096930), (4, 728048465), (5, 582438772), (10, 291219386), (20, 145609693), (67, 43465580), (134, 21732790), (163, 17866220), (199, 14634140), (268, 10866395), (326, 8933110), (335, 8693116), (398, 7317070), (652, 4466555), (670, 4346558), (796, 3658535), (815, 3573244), (995, 2926828), (1340, 2173279), (1630, 1786622), (1990, 1463414), (3260, 893311), (3980, 731707), (4489, 648740), (8978, 324370), (10921, 266660), (13333, 218420), (17956, 162185), (21842, 133330), (22445, 129748), (26666, 109210), (32437, 89780), (43684, 66665), (44890, 64874), (53332, 54605)]