140219620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{19421}}^1$

素因数の和:19468

約数の個数: 36

約数和(自身を含む): 310790844

約数和(自身を除く): 170571224

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 722, 1444, 1805, 3610, 7220, 19421, 38842, 77684, 97105, 194210, 368999, 388420, 737998, 1475996, 1844995, 3689990, 7010981, 7379980, 14021962, 28043924, 35054905, 70109810, 140219620]

約数ペア:

[(1, 140219620), (2, 70109810), (4, 35054905), (5, 28043924), (10, 14021962), (19, 7379980), (20, 7010981), (38, 3689990), (76, 1844995), (95, 1475996), (190, 737998), (361, 388420), (380, 368999), (722, 194210), (1444, 97105), (1805, 77684), (3610, 38842), (7220, 19421)]