17745400520

素因数分解:

$2^3\times 5^1\times {\mathrm{80911}}^1\times {\mathrm{5483}}^1$

素因数の和:86405

約数の個数: 32

約数和(自身を含む): 39934926720

約数和(自身を除く): 22189526200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5483, 10966, 21932, 27415, 43864, 54830, 80911, 109660, 161822, 219320, 323644, 404555, 647288, 809110, 1618220, 3236440, 443635013, 887270026, 1774540052, 2218175065, 3549080104, 4436350130, 8872700260, 17745400520]

約数ペア:

[(1, 17745400520), (2, 8872700260), (4, 4436350130), (5, 3549080104), (8, 2218175065), (10, 1774540052), (20, 887270026), (40, 443635013), (5483, 3236440), (10966, 1618220), (21932, 809110), (27415, 647288), (43864, 404555), (54830, 323644), (80911, 219320), (109660, 161822)]