4072019960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{130681}}^1$

素因数の和:130752

約数の個数: 64

約数和(自身を含む): 9879559200

約数和(自身を除く): 5807539240

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 41, 76, 82, 95, 152, 164, 190, 205, 328, 380, 410, 760, 779, 820, 1558, 1640, 3116, 3895, 6232, 7790, 15580, 31160, 130681, 261362, 522724, 653405, 1045448, 1306810, 2482939, 2613620, 4965878, 5227240, 5357921, 9931756, 10715842, 12414695, 19863512, 21431684, 24829390, 26789605, 42863368, 49658780, 53579210, 99317560, 101800499, 107158420, 203600998, 214316840, 407201996, 509002495, 814403992, 1018004990, 2036009980, 4072019960]

約数ペア:

[(1, 4072019960), (2, 2036009980), (4, 1018004990), (5, 814403992), (8, 509002495), (10, 407201996), (19, 214316840), (20, 203600998), (38, 107158420), (40, 101800499), (41, 99317560), (76, 53579210), (82, 49658780), (95, 42863368), (152, 26789605), (164, 24829390), (190, 21431684), (205, 19863512), (328, 12414695), (380, 10715842), (410, 9931756), (760, 5357921), (779, 5227240), (820, 4965878), (1558, 2613620), (1640, 2482939), (3116, 1306810), (3895, 1045448), (6232, 653405), (7790, 522724), (15580, 261362), (31160, 130681)]