18627960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{11941}}^1$

素因数の和:11968

約数の個数: 64

約数和(自身を含む): 60187680

約数和(自身を除く): 41559720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 11941, 23882, 35823, 47764, 59705, 71646, 95528, 119410, 143292, 155233, 179115, 238820, 286584, 310466, 358230, 465699, 477640, 620932, 716460, 776165, 931398, 1241864, 1432920, 1552330, 1862796, 2328495, 3104660, 3725592, 4656990, 6209320, 9313980, 18627960]

約数ペア:

[(1, 18627960), (2, 9313980), (3, 6209320), (4, 4656990), (5, 3725592), (6, 3104660), (8, 2328495), (10, 1862796), (12, 1552330), (13, 1432920), (15, 1241864), (20, 931398), (24, 776165), (26, 716460), (30, 620932), (39, 477640), (40, 465699), (52, 358230), (60, 310466), (65, 286584), (78, 238820), (104, 179115), (120, 155233), (130, 143292), (156, 119410), (195, 95528), (260, 71646), (312, 59705), (390, 47764), (520, 35823), (780, 23882), (1560, 11941)]