57305840

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{11743}}^1$

素因数の和:11817

約数の個数: 40

約数和(自身を含む): 135431808

約数和(自身を除く): 78125968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 11743, 23486, 46972, 58715, 93944, 117430, 187888, 234860, 469720, 716323, 939440, 1432646, 2865292, 3581615, 5730584, 7163230, 11461168, 14326460, 28652920, 57305840]

約数ペア:

[(1, 57305840), (2, 28652920), (4, 14326460), (5, 11461168), (8, 7163230), (10, 5730584), (16, 3581615), (20, 2865292), (40, 1432646), (61, 939440), (80, 716323), (122, 469720), (244, 234860), (305, 187888), (488, 117430), (610, 93944), (976, 58715), (1220, 46972), (2440, 23486), (4880, 11743)]