1780528048

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{503543}}^1$

素因数の和:503581

約数の個数: 40

約数和(自身を含む): 3933685728

約数和(自身を除く): 2153157680

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 503543, 1007086, 2014172, 4028344, 6546059, 8056688, 8560231, 13092118, 17120462, 26184236, 34240924, 52368472, 68481848, 104736944, 111283003, 136963696, 222566006, 445132012, 890264024, 1780528048]

約数ペア:

[(1, 1780528048), (2, 890264024), (4, 445132012), (8, 222566006), (13, 136963696), (16, 111283003), (17, 104736944), (26, 68481848), (34, 52368472), (52, 34240924), (68, 26184236), (104, 17120462), (136, 13092118), (208, 8560231), (221, 8056688), (272, 6546059), (442, 4028344), (884, 2014172), (1768, 1007086), (3536, 503543)]