109218620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{4969}}^1$

素因数の和:5142

約数の個数: 48

約数和(自身を含む): 263847360

約数和(自身を除く): 154628740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 157, 314, 628, 785, 1099, 1570, 2198, 3140, 4396, 4969, 5495, 9938, 10990, 19876, 21980, 24845, 34783, 49690, 69566, 99380, 139132, 173915, 347830, 695660, 780133, 1560266, 3120532, 3900665, 5460931, 7801330, 10921862, 15602660, 21843724, 27304655, 54609310, 109218620]

約数ペア:

[(1, 109218620), (2, 54609310), (4, 27304655), (5, 21843724), (7, 15602660), (10, 10921862), (14, 7801330), (20, 5460931), (28, 3900665), (35, 3120532), (70, 1560266), (140, 780133), (157, 695660), (314, 347830), (628, 173915), (785, 139132), (1099, 99380), (1570, 69566), (2198, 49690), (3140, 34783), (4396, 24845), (4969, 21980), (5495, 19876), (9938, 10990)]