220516348

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{349}}^1\times {\mathrm{419}}^1$

素因数の和:814

約数の個数: 48

約数和(自身を含む): 432180000

約数和(自身を除く): 211663652

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 116, 349, 377, 419, 698, 754, 838, 1396, 1508, 1676, 4537, 5447, 9074, 10121, 10894, 12151, 18148, 20242, 21788, 24302, 40484, 48604, 131573, 146231, 157963, 263146, 292462, 315926, 526292, 584924, 631852, 1901003, 3802006, 4240699, 7604012, 8481398, 16962796, 55129087, 110258174, 220516348]

約数ペア:

[(1, 220516348), (2, 110258174), (4, 55129087), (13, 16962796), (26, 8481398), (29, 7604012), (52, 4240699), (58, 3802006), (116, 1901003), (349, 631852), (377, 584924), (419, 526292), (698, 315926), (754, 292462), (838, 263146), (1396, 157963), (1508, 146231), (1676, 131573), (4537, 48604), (5447, 40484), (9074, 24302), (10121, 21788), (10894, 20242), (12151, 18148)]