2019499030

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{46867}}^1$

素因数の和:47044

約数の個数: 32

約数和(自身を含む): 3779435520

約数和(自身を除く): 1759936490

約数列:

[1, 2, 5, 10, 31, 62, 139, 155, 278, 310, 695, 1390, 4309, 8618, 21545, 43090, 46867, 93734, 234335, 468670, 1452877, 2905754, 6514513, 7264385, 13029026, 14528770, 32572565, 65145130, 201949903, 403899806, 1009749515, 2019499030]

約数ペア:

[(1, 2019499030), (2, 1009749515), (5, 403899806), (10, 201949903), (31, 65145130), (62, 32572565), (139, 14528770), (155, 13029026), (278, 7264385), (310, 6514513), (695, 2905754), (1390, 1452877), (4309, 468670), (8618, 234335), (21545, 93734), (43090, 46867)]