1292498920

素因数分解:

$2^3\times 5^1\times {\mathrm{1459}}^1\times {\mathrm{22147}}^1$

素因数の和:23617

約数の個数: 32

約数和(自身を含む): 2910247200

約数和(自身を除く): 1617748280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1459, 2918, 5836, 7295, 11672, 14590, 22147, 29180, 44294, 58360, 88588, 110735, 177176, 221470, 442940, 885880, 32312473, 64624946, 129249892, 161562365, 258499784, 323124730, 646249460, 1292498920]

約数ペア:

[(1, 1292498920), (2, 646249460), (4, 323124730), (5, 258499784), (8, 161562365), (10, 129249892), (20, 64624946), (40, 32312473), (1459, 885880), (2918, 442940), (5836, 221470), (7295, 177176), (11672, 110735), (14590, 88588), (22147, 58360), (29180, 44294)]