3939968440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{281}}^1\times {\mathrm{971}}^1$

素因数の和:1301

約数の個数: 96

約数和(自身を含む): 9399026160

約数和(自身を除く): 5459057720

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 281, 361, 380, 562, 722, 760, 971, 1124, 1405, 1444, 1805, 1942, 2248, 2810, 2888, 3610, 3884, 4855, 5339, 5620, 7220, 7768, 9710, 10678, 11240, 14440, 18449, 19420, 21356, 26695, 36898, 38840, 42712, 53390, 73796, 92245, 101441, 106780, 147592, 184490, 202882, 213560, 272851, 350531, 368980, 405764, 507205, 545702, 701062, 737960, 811528, 1014410, 1091404, 1364255, 1402124, 1752655, 2028820, 2182808, 2728510, 2804248, 3505310, 4057640, 5184169, 5457020, 7010620, 10368338, 10914040, 14021240, 20736676, 25920845, 41473352, 51841690, 98499211, 103683380, 196998422, 207366760, 393996844, 492496055, 787993688, 984992110, 1969984220, 3939968440]

約数ペア:

[(1, 3939968440), (2, 1969984220), (4, 984992110), (5, 787993688), (8, 492496055), (10, 393996844), (19, 207366760), (20, 196998422), (38, 103683380), (40, 98499211), (76, 51841690), (95, 41473352), (152, 25920845), (190, 20736676), (281, 14021240), (361, 10914040), (380, 10368338), (562, 7010620), (722, 5457020), (760, 5184169), (971, 4057640), (1124, 3505310), (1405, 2804248), (1444, 2728510), (1805, 2182808), (1942, 2028820), (2248, 1752655), (2810, 1402124), (2888, 1364255), (3610, 1091404), (3884, 1014410), (4855, 811528), (5339, 737960), (5620, 701062), (7220, 545702), (7768, 507205), (9710, 405764), (10678, 368980), (11240, 350531), (14440, 272851), (18449, 213560), (19420, 202882), (21356, 184490), (26695, 147592), (36898, 106780), (38840, 101441), (42712, 92245), (53390, 73796)]