278316790

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{983}}^1\times {\mathrm{1231}}^1$

素因数の和:2244

約数の個数: 32

約数和(自身を含む): 523708416

約数和(自身を除く): 245391626

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 983, 1231, 1966, 2462, 4915, 6155, 9830, 12310, 22609, 28313, 45218, 56626, 113045, 141565, 226090, 283130, 1210073, 2420146, 6050365, 12100730, 27831679, 55663358, 139158395, 278316790]

約数ペア:

[(1, 278316790), (2, 139158395), (5, 55663358), (10, 27831679), (23, 12100730), (46, 6050365), (115, 2420146), (230, 1210073), (983, 283130), (1231, 226090), (1966, 141565), (2462, 113045), (4915, 56626), (6155, 45218), (9830, 28313), (12310, 22609)]