824809840

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{145213}}^1$

素因数の和:145297

約数の個数: 40

約数和(自身を含む): 1944705888

約数和(自身を除く): 1119896048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 145213, 290426, 580852, 726065, 1161704, 1452130, 2323408, 2904260, 5808520, 10310123, 11617040, 20620246, 41240492, 51550615, 82480984, 103101230, 164961968, 206202460, 412404920, 824809840]

約数ペア:

[(1, 824809840), (2, 412404920), (4, 206202460), (5, 164961968), (8, 103101230), (10, 82480984), (16, 51550615), (20, 41240492), (40, 20620246), (71, 11617040), (80, 10310123), (142, 5808520), (284, 2904260), (355, 2323408), (568, 1452130), (710, 1161704), (1136, 726065), (1420, 580852), (2840, 290426), (5680, 145213)]