5453980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{239}}^1$

素因数の和:418

約数の個数: 48

約数和(自身を含む): 13224960

約数和(自身を除く): 7770980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 163, 239, 326, 478, 652, 815, 956, 1141, 1195, 1630, 1673, 2282, 2390, 3260, 3346, 4564, 4780, 5705, 6692, 8365, 11410, 16730, 22820, 33460, 38957, 77914, 155828, 194785, 272699, 389570, 545398, 779140, 1090796, 1363495, 2726990, 5453980]

約数ペア:

[(1, 5453980), (2, 2726990), (4, 1363495), (5, 1090796), (7, 779140), (10, 545398), (14, 389570), (20, 272699), (28, 194785), (35, 155828), (70, 77914), (140, 38957), (163, 33460), (239, 22820), (326, 16730), (478, 11410), (652, 8365), (815, 6692), (956, 5705), (1141, 4780), (1195, 4564), (1630, 3346), (1673, 3260), (2282, 2390)]