831036260

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{389}}^1\times {\mathrm{479}}^1$

素因数の和:1100

約数の個数: 48

約数和(自身を含む): 1761177600

約数和(自身を除く): 930141340

約数列:

[1, 2, 4, 5, 10, 20, 223, 389, 446, 479, 778, 892, 958, 1115, 1556, 1916, 1945, 2230, 2395, 3890, 4460, 4790, 7780, 9580, 86747, 106817, 173494, 186331, 213634, 346988, 372662, 427268, 433735, 534085, 745324, 867470, 931655, 1068170, 1734940, 1863310, 2136340, 3726620, 41551813, 83103626, 166207252, 207759065, 415518130, 831036260]

約数ペア:

[(1, 831036260), (2, 415518130), (4, 207759065), (5, 166207252), (10, 83103626), (20, 41551813), (223, 3726620), (389, 2136340), (446, 1863310), (479, 1734940), (778, 1068170), (892, 931655), (958, 867470), (1115, 745324), (1556, 534085), (1916, 433735), (1945, 427268), (2230, 372662), (2395, 346988), (3890, 213634), (4460, 186331), (4790, 173494), (7780, 106817), (9580, 86747)]