4425820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{313}}^1$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 10761408

約数和(自身を除く): 6335588

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 202, 313, 404, 505, 626, 707, 1010, 1252, 1414, 1565, 2020, 2191, 2828, 3130, 3535, 4382, 6260, 7070, 8764, 10955, 14140, 21910, 31613, 43820, 63226, 126452, 158065, 221291, 316130, 442582, 632260, 885164, 1106455, 2212910, 4425820]

約数ペア:

[(1, 4425820), (2, 2212910), (4, 1106455), (5, 885164), (7, 632260), (10, 442582), (14, 316130), (20, 221291), (28, 158065), (35, 126452), (70, 63226), (101, 43820), (140, 31613), (202, 21910), (313, 14140), (404, 10955), (505, 8764), (626, 7070), (707, 6260), (1010, 4382), (1252, 3535), (1414, 3130), (1565, 2828), (2020, 2191)]