2394912440

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1931381}}^1$

素因数の和:1931423

約数の個数: 32

約数和(自身を含む): 5562380160

約数和(自身を除く): 3167467720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 1931381, 3862762, 7725524, 9656905, 15451048, 19313810, 38627620, 59872811, 77255240, 119745622, 239491244, 299364055, 478982488, 598728110, 1197456220, 2394912440]

約数ペア:

[(1, 2394912440), (2, 1197456220), (4, 598728110), (5, 478982488), (8, 299364055), (10, 239491244), (20, 119745622), (31, 77255240), (40, 59872811), (62, 38627620), (124, 19313810), (155, 15451048), (248, 9656905), (310, 7725524), (620, 3862762), (1240, 1931381)]