1865431420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{67}}^1\times {\mathrm{4817}}^1$

素因数の和:4927

約数の個数: 72

約数和(自身を含む): 4224383856

約数和(自身を除く): 2358952436

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 67, 68, 85, 134, 170, 268, 289, 335, 340, 578, 670, 1139, 1156, 1340, 1445, 2278, 2890, 4556, 4817, 5695, 5780, 9634, 11390, 19268, 19363, 22780, 24085, 38726, 48170, 77452, 81889, 96340, 96815, 163778, 193630, 322739, 327556, 387260, 409445, 645478, 818890, 1290956, 1392113, 1613695, 1637780, 2784226, 3227390, 5486563, 5568452, 6454780, 6960565, 10973126, 13921130, 21946252, 27432815, 27842260, 54865630, 93271571, 109731260, 186543142, 373086284, 466357855, 932715710, 1865431420]

約数ペア:

[(1, 1865431420), (2, 932715710), (4, 466357855), (5, 373086284), (10, 186543142), (17, 109731260), (20, 93271571), (34, 54865630), (67, 27842260), (68, 27432815), (85, 21946252), (134, 13921130), (170, 10973126), (268, 6960565), (289, 6454780), (335, 5568452), (340, 5486563), (578, 3227390), (670, 2784226), (1139, 1637780), (1156, 1613695), (1340, 1392113), (1445, 1290956), (2278, 818890), (2890, 645478), (4556, 409445), (4817, 387260), (5695, 327556), (5780, 322739), (9634, 193630), (11390, 163778), (19268, 96815), (19363, 96340), (22780, 81889), (24085, 77452), (38726, 48170)]