397360340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{617}}^1\times {\mathrm{2477}}^1$

素因数の和:3116

約数の個数: 48

約数和(自身を含む): 900465552

約数和(自身を除く): 503105212

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 617, 1234, 2468, 2477, 3085, 4954, 6170, 8021, 9908, 12340, 12385, 16042, 24770, 32084, 32201, 40105, 49540, 64402, 80210, 128804, 160420, 161005, 322010, 644020, 1528309, 3056618, 6113236, 7641545, 15283090, 19868017, 30566180, 39736034, 79472068, 99340085, 198680170, 397360340]

約数ペア:

[(1, 397360340), (2, 198680170), (4, 99340085), (5, 79472068), (10, 39736034), (13, 30566180), (20, 19868017), (26, 15283090), (52, 7641545), (65, 6113236), (130, 3056618), (260, 1528309), (617, 644020), (1234, 322010), (2468, 161005), (2477, 160420), (3085, 128804), (4954, 80210), (6170, 64402), (8021, 49540), (9908, 40105), (12340, 32201), (12385, 32084), (16042, 24770)]