440304488

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{19157}}^1$

素因数の和:19206

約数の個数: 48

約数和(自身を含む): 946596780

約数和(自身を除く): 506292292

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 169, 221, 338, 442, 676, 884, 1352, 1768, 2873, 5746, 11492, 19157, 22984, 38314, 76628, 153256, 249041, 325669, 498082, 651338, 996164, 1302676, 1992328, 2605352, 3237533, 4233697, 6475066, 8467394, 12950132, 16934788, 25900264, 33869576, 55038061, 110076122, 220152244, 440304488]

約数ペア:

[(1, 440304488), (2, 220152244), (4, 110076122), (8, 55038061), (13, 33869576), (17, 25900264), (26, 16934788), (34, 12950132), (52, 8467394), (68, 6475066), (104, 4233697), (136, 3237533), (169, 2605352), (221, 1992328), (338, 1302676), (442, 996164), (676, 651338), (884, 498082), (1352, 325669), (1768, 249041), (2873, 153256), (5746, 76628), (11492, 38314), (19157, 22984)]