1838440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:130

約数の個数: 64

約数和(自身を含む): 4536000

約数和(自身を除く): 2697560

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 41, 59, 76, 82, 95, 118, 152, 164, 190, 205, 236, 295, 328, 380, 410, 472, 590, 760, 779, 820, 1121, 1180, 1558, 1640, 2242, 2360, 2419, 3116, 3895, 4484, 4838, 5605, 6232, 7790, 8968, 9676, 11210, 12095, 15580, 19352, 22420, 24190, 31160, 44840, 45961, 48380, 91922, 96760, 183844, 229805, 367688, 459610, 919220, 1838440]

約数ペア:

[(1, 1838440), (2, 919220), (4, 459610), (5, 367688), (8, 229805), (10, 183844), (19, 96760), (20, 91922), (38, 48380), (40, 45961), (41, 44840), (59, 31160), (76, 24190), (82, 22420), (95, 19352), (118, 15580), (152, 12095), (164, 11210), (190, 9676), (205, 8968), (236, 7790), (295, 6232), (328, 5605), (380, 4838), (410, 4484), (472, 3895), (590, 3116), (760, 2419), (779, 2360), (820, 2242), (1121, 1640), (1180, 1558)]