223208990

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{7129}}^1$

素因数の和:7268

約数の個数: 32

約数和(自身を含む): 418901760

約数和(自身を除く): 195692770

約数列:

[1, 2, 5, 10, 31, 62, 101, 155, 202, 310, 505, 1010, 3131, 6262, 7129, 14258, 15655, 31310, 35645, 71290, 220999, 441998, 720029, 1104995, 1440058, 2209990, 3600145, 7200290, 22320899, 44641798, 111604495, 223208990]

約数ペア:

[(1, 223208990), (2, 111604495), (5, 44641798), (10, 22320899), (31, 7200290), (62, 3600145), (101, 2209990), (155, 1440058), (202, 1104995), (310, 720029), (505, 441998), (1010, 220999), (3131, 71290), (6262, 35645), (7129, 31310), (14258, 15655)]