2720766940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{98081}}^1$

素因数の和:98182

約数の個数: 48

約数和(自身を含む): 6096777120

約数和(自身を除く): 3376010180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 73, 76, 95, 146, 190, 292, 365, 380, 730, 1387, 1460, 2774, 5548, 6935, 13870, 27740, 98081, 196162, 392324, 490405, 980810, 1863539, 1961620, 3727078, 7159913, 7454156, 9317695, 14319826, 18635390, 28639652, 35799565, 37270780, 71599130, 136038347, 143198260, 272076694, 544153388, 680191735, 1360383470, 2720766940]

約数ペア:

[(1, 2720766940), (2, 1360383470), (4, 680191735), (5, 544153388), (10, 272076694), (19, 143198260), (20, 136038347), (38, 71599130), (73, 37270780), (76, 35799565), (95, 28639652), (146, 18635390), (190, 14319826), (292, 9317695), (365, 7454156), (380, 7159913), (730, 3727078), (1387, 1961620), (1460, 1863539), (2774, 980810), (5548, 490405), (6935, 392324), (13870, 196162), (27740, 98081)]