1572241640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{108881}}^1$

素因数の和:108930

約数の個数: 48

約数和(自身を含む): 3733563780

約数和(自身を除く): 2161322140

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 361, 380, 722, 760, 1444, 1805, 2888, 3610, 7220, 14440, 108881, 217762, 435524, 544405, 871048, 1088810, 2068739, 2177620, 4137478, 4355240, 8274956, 10343695, 16549912, 20687390, 39306041, 41374780, 78612082, 82749560, 157224164, 196530205, 314448328, 393060410, 786120820, 1572241640]

約数ペア:

[(1, 1572241640), (2, 786120820), (4, 393060410), (5, 314448328), (8, 196530205), (10, 157224164), (19, 82749560), (20, 78612082), (38, 41374780), (40, 39306041), (76, 20687390), (95, 16549912), (152, 10343695), (190, 8274956), (361, 4355240), (380, 4137478), (722, 2177620), (760, 2068739), (1444, 1088810), (1805, 871048), (2888, 544405), (3610, 435524), (7220, 217762), (14440, 108881)]