40239992

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{6343}}^1$

素因数の和:6423

約数の個数: 32

約数和(自身を含む): 82598880

約数和(自身を除く): 42358888

約数列:

[1, 2, 4, 8, 13, 26, 52, 61, 104, 122, 244, 488, 793, 1586, 3172, 6343, 6344, 12686, 25372, 50744, 82459, 164918, 329836, 386923, 659672, 773846, 1547692, 3095384, 5029999, 10059998, 20119996, 40239992]

約数ペア:

[(1, 40239992), (2, 20119996), (4, 10059998), (8, 5029999), (13, 3095384), (26, 1547692), (52, 773846), (61, 659672), (104, 386923), (122, 329836), (244, 164918), (488, 82459), (793, 50744), (1586, 25372), (3172, 12686), (6343, 6344)]