8870910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:305

約数の個数: 64

約数和(自身を含む): 22809600

約数和(自身を除く): 13938690

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 79, 95, 114, 158, 190, 197, 237, 285, 394, 395, 474, 570, 591, 790, 985, 1182, 1185, 1501, 1970, 2370, 2955, 3002, 3743, 4503, 5910, 7486, 7505, 9006, 11229, 15010, 15563, 18715, 22458, 22515, 31126, 37430, 45030, 46689, 56145, 77815, 93378, 112290, 155630, 233445, 295697, 466890, 591394, 887091, 1478485, 1774182, 2956970, 4435455, 8870910]

約数ペア:

[(1, 8870910), (2, 4435455), (3, 2956970), (5, 1774182), (6, 1478485), (10, 887091), (15, 591394), (19, 466890), (30, 295697), (38, 233445), (57, 155630), (79, 112290), (95, 93378), (114, 77815), (158, 56145), (190, 46689), (197, 45030), (237, 37430), (285, 31126), (394, 22515), (395, 22458), (474, 18715), (570, 15563), (591, 15010), (790, 11229), (985, 9006), (1182, 7505), (1185, 7486), (1501, 5910), (1970, 4503), (2370, 3743), (2955, 3002)]