20295210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{4003}}^1$

素因数の和:4039

約数の個数: 48

約数和(自身を含む): 52756704

約数和(自身を除く): 32461494

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 169, 195, 338, 390, 507, 845, 1014, 1690, 2535, 4003, 5070, 8006, 12009, 20015, 24018, 40030, 52039, 60045, 104078, 120090, 156117, 260195, 312234, 520390, 676507, 780585, 1353014, 1561170, 2029521, 3382535, 4059042, 6765070, 10147605, 20295210]

約数ペア:

[(1, 20295210), (2, 10147605), (3, 6765070), (5, 4059042), (6, 3382535), (10, 2029521), (13, 1561170), (15, 1353014), (26, 780585), (30, 676507), (39, 520390), (65, 312234), (78, 260195), (130, 156117), (169, 120090), (195, 104078), (338, 60045), (390, 52039), (507, 40030), (845, 24018), (1014, 20015), (1690, 12009), (2535, 8006), (4003, 5070)]