17503940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{631}}^1$

素因数の和:732

約数の個数: 48

約数和(自身を含む): 39285120

約数和(自身を除く): 21781180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 73, 76, 95, 146, 190, 292, 365, 380, 631, 730, 1262, 1387, 1460, 2524, 2774, 3155, 5548, 6310, 6935, 11989, 12620, 13870, 23978, 27740, 46063, 47956, 59945, 92126, 119890, 184252, 230315, 239780, 460630, 875197, 921260, 1750394, 3500788, 4375985, 8751970, 17503940]

約数ペア:

[(1, 17503940), (2, 8751970), (4, 4375985), (5, 3500788), (10, 1750394), (19, 921260), (20, 875197), (38, 460630), (73, 239780), (76, 230315), (95, 184252), (146, 119890), (190, 92126), (292, 59945), (365, 47956), (380, 46063), (631, 27740), (730, 23978), (1262, 13870), (1387, 12620), (1460, 11989), (2524, 6935), (2774, 6310), (3155, 5548)]