9181940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{331}}^1$

素因数の和:432

約数の個数: 48

約数和(自身を含む): 20637120

約数和(自身を除く): 11455180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 73, 76, 95, 146, 190, 292, 331, 365, 380, 662, 730, 1324, 1387, 1460, 1655, 2774, 3310, 5548, 6289, 6620, 6935, 12578, 13870, 24163, 25156, 27740, 31445, 48326, 62890, 96652, 120815, 125780, 241630, 459097, 483260, 918194, 1836388, 2295485, 4590970, 9181940]

約数ペア:

[(1, 9181940), (2, 4590970), (4, 2295485), (5, 1836388), (10, 918194), (19, 483260), (20, 459097), (38, 241630), (73, 125780), (76, 120815), (95, 96652), (146, 62890), (190, 48326), (292, 31445), (331, 27740), (365, 25156), (380, 24163), (662, 13870), (730, 12578), (1324, 6935), (1387, 6620), (1460, 6289), (1655, 5548), (2774, 3310)]