86986760

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{44381}}^1$

素因数の和:44406

約数の個数: 48

約数和(自身を含む): 227679660

約数和(自身を除く): 140692900

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 44381, 88762, 177524, 221905, 310667, 355048, 443810, 621334, 887620, 1242668, 1553335, 1775240, 2174669, 2485336, 3106670, 4349338, 6213340, 8698676, 10873345, 12426680, 17397352, 21746690, 43493380, 86986760]

約数ペア:

[(1, 86986760), (2, 43493380), (4, 21746690), (5, 17397352), (7, 12426680), (8, 10873345), (10, 8698676), (14, 6213340), (20, 4349338), (28, 3106670), (35, 2485336), (40, 2174669), (49, 1775240), (56, 1553335), (70, 1242668), (98, 887620), (140, 621334), (196, 443810), (245, 355048), (280, 310667), (392, 221905), (490, 177524), (980, 88762), (1960, 44381)]