206340680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{56687}}^1$

素因数の和:56718

約数の個数: 64

約数和(自身を含む): 571415040

約数和(自身を除く): 365074360

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 56687, 113374, 226748, 283435, 396809, 453496, 566870, 736931, 793618, 1133740, 1473862, 1587236, 1984045, 2267480, 2947724, 3174472, 3684655, 3968090, 5158517, 5895448, 7369310, 7936180, 10317034, 14738620, 15872360, 20634068, 25792585, 29477240, 41268136, 51585170, 103170340, 206340680]

約数ペア:

[(1, 206340680), (2, 103170340), (4, 51585170), (5, 41268136), (7, 29477240), (8, 25792585), (10, 20634068), (13, 15872360), (14, 14738620), (20, 10317034), (26, 7936180), (28, 7369310), (35, 5895448), (40, 5158517), (52, 3968090), (56, 3684655), (65, 3174472), (70, 2947724), (91, 2267480), (104, 1984045), (130, 1587236), (140, 1473862), (182, 1133740), (260, 793618), (280, 736931), (364, 566870), (455, 453496), (520, 396809), (728, 283435), (910, 226748), (1820, 113374), (3640, 56687)]