70689880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1979}}^1$

素因数の和:2056

約数の個数: 64

約数和(自身を含む): 171072000

約数和(自身を除く): 100382120

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 47, 76, 94, 95, 152, 188, 190, 235, 376, 380, 470, 760, 893, 940, 1786, 1880, 1979, 3572, 3958, 4465, 7144, 7916, 8930, 9895, 15832, 17860, 19790, 35720, 37601, 39580, 75202, 79160, 93013, 150404, 186026, 188005, 300808, 372052, 376010, 465065, 744104, 752020, 930130, 1504040, 1767247, 1860260, 3534494, 3720520, 7068988, 8836235, 14137976, 17672470, 35344940, 70689880]

約数ペア:

[(1, 70689880), (2, 35344940), (4, 17672470), (5, 14137976), (8, 8836235), (10, 7068988), (19, 3720520), (20, 3534494), (38, 1860260), (40, 1767247), (47, 1504040), (76, 930130), (94, 752020), (95, 744104), (152, 465065), (188, 376010), (190, 372052), (235, 300808), (376, 188005), (380, 186026), (470, 150404), (760, 93013), (893, 79160), (940, 75202), (1786, 39580), (1880, 37601), (1979, 35720), (3572, 19790), (3958, 17860), (4465, 15832), (7144, 9895), (7916, 8930)]