243322420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{479}}^1\times {\mathrm{2309}}^1$

素因数の和:2808

約数の個数: 48

約数和(自身を含む): 558835200

約数和(自身を除く): 315512780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 479, 958, 1916, 2309, 2395, 4618, 4790, 5269, 9236, 9580, 10538, 11545, 21076, 23090, 25399, 26345, 46180, 50798, 52690, 101596, 105380, 126995, 253990, 507980, 1106011, 2212022, 4424044, 5530055, 11060110, 12166121, 22120220, 24332242, 48664484, 60830605, 121661210, 243322420]

約数ペア:

[(1, 243322420), (2, 121661210), (4, 60830605), (5, 48664484), (10, 24332242), (11, 22120220), (20, 12166121), (22, 11060110), (44, 5530055), (55, 4424044), (110, 2212022), (220, 1106011), (479, 507980), (958, 253990), (1916, 126995), (2309, 105380), (2395, 101596), (4618, 52690), (4790, 50798), (5269, 46180), (9236, 26345), (9580, 25399), (10538, 23090), (11545, 21076)]