8638804580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{693323}}^1$

素因数の和:693428

約数の個数: 48

約数和(自身を含む): 20966117760

約数和(自身を除く): 12327313180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 356, 445, 623, 890, 1246, 1780, 2492, 3115, 6230, 12460, 693323, 1386646, 2773292, 3466615, 4853261, 6933230, 9706522, 13866460, 19413044, 24266305, 48532610, 61705747, 97065220, 123411494, 246822988, 308528735, 431940229, 617057470, 863880458, 1234114940, 1727760916, 2159701145, 4319402290, 8638804580]

約数ペア:

[(1, 8638804580), (2, 4319402290), (4, 2159701145), (5, 1727760916), (7, 1234114940), (10, 863880458), (14, 617057470), (20, 431940229), (28, 308528735), (35, 246822988), (70, 123411494), (89, 97065220), (140, 61705747), (178, 48532610), (356, 24266305), (445, 19413044), (623, 13866460), (890, 9706522), (1246, 6933230), (1780, 4853261), (2492, 3466615), (3115, 2773292), (6230, 1386646), (12460, 693323)]