221336060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{16493}}^1$

素因数の和:16574

約数の個数: 48

約数和(自身を含む): 515404512

約数和(自身を除く): 294068452

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 61, 110, 122, 220, 244, 305, 610, 671, 1220, 1342, 2684, 3355, 6710, 13420, 16493, 32986, 65972, 82465, 164930, 181423, 329860, 362846, 725692, 907115, 1006073, 1814230, 2012146, 3628460, 4024292, 5030365, 10060730, 11066803, 20121460, 22133606, 44267212, 55334015, 110668030, 221336060]

約数ペア:

[(1, 221336060), (2, 110668030), (4, 55334015), (5, 44267212), (10, 22133606), (11, 20121460), (20, 11066803), (22, 10060730), (44, 5030365), (55, 4024292), (61, 3628460), (110, 2012146), (122, 1814230), (220, 1006073), (244, 907115), (305, 725692), (610, 362846), (671, 329860), (1220, 181423), (1342, 164930), (2684, 82465), (3355, 65972), (6710, 32986), (13420, 16493)]