1211700680

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{14627}}^1$

素因数の和:14766

約数の個数: 64

約数和(自身を含む): 2896344000

約数和(自身を除く): 1684643320

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 109, 152, 190, 218, 380, 436, 545, 760, 872, 1090, 2071, 2180, 4142, 4360, 8284, 10355, 14627, 16568, 20710, 29254, 41420, 58508, 73135, 82840, 117016, 146270, 277913, 292540, 555826, 585080, 1111652, 1389565, 1594343, 2223304, 2779130, 3188686, 5558260, 6377372, 7971715, 11116520, 12754744, 15943430, 30292517, 31886860, 60585034, 63773720, 121170068, 151462585, 242340136, 302925170, 605850340, 1211700680]

約数ペア:

[(1, 1211700680), (2, 605850340), (4, 302925170), (5, 242340136), (8, 151462585), (10, 121170068), (19, 63773720), (20, 60585034), (38, 31886860), (40, 30292517), (76, 15943430), (95, 12754744), (109, 11116520), (152, 7971715), (190, 6377372), (218, 5558260), (380, 3188686), (436, 2779130), (545, 2223304), (760, 1594343), (872, 1389565), (1090, 1111652), (2071, 585080), (2180, 555826), (4142, 292540), (4360, 277913), (8284, 146270), (10355, 117016), (14627, 82840), (16568, 73135), (20710, 58508), (29254, 41420)]