219948449980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{13903189}}^1$

素因数の和:13903318

約数の個数: 48

約数和(自身を含む): 532547789760

約数和(自身を除く): 312599339780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 113, 140, 226, 452, 565, 791, 1130, 1582, 2260, 3164, 3955, 7910, 15820, 13903189, 27806378, 55612756, 69515945, 97322323, 139031890, 194644646, 278063780, 389289292, 486611615, 973223230, 1571060357, 1946446460, 3142120714, 6284241428, 7855301785, 10997422499, 15710603570, 21994844998, 31421207140, 43989689996, 54987112495, 109974224990, 219948449980]

約数ペア:

[(1, 219948449980), (2, 109974224990), (4, 54987112495), (5, 43989689996), (7, 31421207140), (10, 21994844998), (14, 15710603570), (20, 10997422499), (28, 7855301785), (35, 6284241428), (70, 3142120714), (113, 1946446460), (140, 1571060357), (226, 973223230), (452, 486611615), (565, 389289292), (791, 278063780), (1130, 194644646), (1582, 139031890), (2260, 97322323), (3164, 69515945), (3955, 55612756), (7910, 27806378), (15820, 13903189)]