4027240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{757}}^1$

素因数の和:794

約数の個数: 64

約数和(自身を含む): 10915200

約数和(自身を除く): 6887960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 757, 760, 1064, 1330, 1514, 2660, 3028, 3785, 5299, 5320, 6056, 7570, 10598, 14383, 15140, 21196, 26495, 28766, 30280, 42392, 52990, 57532, 71915, 100681, 105980, 115064, 143830, 201362, 211960, 287660, 402724, 503405, 575320, 805448, 1006810, 2013620, 4027240]

約数ペア:

[(1, 4027240), (2, 2013620), (4, 1006810), (5, 805448), (7, 575320), (8, 503405), (10, 402724), (14, 287660), (19, 211960), (20, 201362), (28, 143830), (35, 115064), (38, 105980), (40, 100681), (56, 71915), (70, 57532), (76, 52990), (95, 42392), (133, 30280), (140, 28766), (152, 26495), (190, 21196), (266, 15140), (280, 14383), (380, 10598), (532, 7570), (665, 6056), (757, 5320), (760, 5299), (1064, 3785), (1330, 3028), (1514, 2660)]