208520630

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1\times {\mathrm{3109}}^1$

素因数の和:3488

約数の個数: 32

約数和(自身を含む): 396338400

約数和(自身を除く): 187817770

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 353, 706, 1765, 3109, 3530, 6218, 6707, 13414, 15545, 31090, 33535, 59071, 67070, 118142, 295355, 590710, 1097477, 2194954, 5487385, 10974770, 20852063, 41704126, 104260315, 208520630]

約数ペア:

[(1, 208520630), (2, 104260315), (5, 41704126), (10, 20852063), (19, 10974770), (38, 5487385), (95, 2194954), (190, 1097477), (353, 590710), (706, 295355), (1765, 118142), (3109, 67070), (3530, 59071), (6218, 33535), (6707, 31090), (13414, 15545)]