20569150

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3457}}^1$

素因数の和:3493

約数の個数: 48

約数和(自身を含む): 46309536

約数和(自身を除く): 25740386

約数列:

[1, 2, 5, 7, 10, 14, 17, 25, 34, 35, 50, 70, 85, 119, 170, 175, 238, 350, 425, 595, 850, 1190, 2975, 3457, 5950, 6914, 17285, 24199, 34570, 48398, 58769, 86425, 117538, 120995, 172850, 241990, 293845, 411383, 587690, 604975, 822766, 1209950, 1469225, 2056915, 2938450, 4113830, 10284575, 20569150]

約数ペア:

[(1, 20569150), (2, 10284575), (5, 4113830), (7, 2938450), (10, 2056915), (14, 1469225), (17, 1209950), (25, 822766), (34, 604975), (35, 587690), (50, 411383), (70, 293845), (85, 241990), (119, 172850), (170, 120995), (175, 117538), (238, 86425), (350, 58769), (425, 48398), (595, 34570), (850, 24199), (1190, 17285), (2975, 6914), (3457, 5950)]