20812410

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4057}}^1$

素因数の和:4092

約数の個数: 64

約数和(自身を含む): 58435200

約数和(自身を除く): 37622790

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 45, 54, 57, 90, 95, 114, 135, 171, 190, 270, 285, 342, 513, 570, 855, 1026, 1710, 2565, 4057, 5130, 8114, 12171, 20285, 24342, 36513, 40570, 60855, 73026, 77083, 109539, 121710, 154166, 182565, 219078, 231249, 365130, 385415, 462498, 547695, 693747, 770830, 1095390, 1156245, 1387494, 2081241, 2312490, 3468735, 4162482, 6937470, 10406205, 20812410]

約数ペア:

[(1, 20812410), (2, 10406205), (3, 6937470), (5, 4162482), (6, 3468735), (9, 2312490), (10, 2081241), (15, 1387494), (18, 1156245), (19, 1095390), (27, 770830), (30, 693747), (38, 547695), (45, 462498), (54, 385415), (57, 365130), (90, 231249), (95, 219078), (114, 182565), (135, 154166), (171, 121710), (190, 109539), (270, 77083), (285, 73026), (342, 60855), (513, 40570), (570, 36513), (855, 24342), (1026, 20285), (1710, 12171), (2565, 8114), (4057, 5130)]