402364240

素因数分解:

$2^4\times 5^1\times {\mathrm{809}}^1\times {\mathrm{6217}}^1$

素因数の和:7039

約数の個数: 40

約数和(自身を含む): 936803880

約数和(自身を除く): 534439640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 809, 1618, 3236, 4045, 6217, 6472, 8090, 12434, 12944, 16180, 24868, 31085, 32360, 49736, 62170, 64720, 99472, 124340, 248680, 497360, 5029553, 10059106, 20118212, 25147765, 40236424, 50295530, 80472848, 100591060, 201182120, 402364240]

約数ペア:

[(1, 402364240), (2, 201182120), (4, 100591060), (5, 80472848), (8, 50295530), (10, 40236424), (16, 25147765), (20, 20118212), (40, 10059106), (80, 5029553), (809, 497360), (1618, 248680), (3236, 124340), (4045, 99472), (6217, 64720), (6472, 62170), (8090, 49736), (12434, 32360), (12944, 31085), (16180, 24868)]