1640987570

素因数分解:

$2^1\times 5^1\times {\mathrm{353}}^1\times {\mathrm{619}}^1\times {\mathrm{751}}^1$

素因数の和:1730

約数の個数: 32

約数和(自身を含む): 2970881280

約数和(自身を除く): 1329893710

約数列:

[1, 2, 5, 10, 353, 619, 706, 751, 1238, 1502, 1765, 3095, 3530, 3755, 6190, 7510, 218507, 265103, 437014, 464869, 530206, 929738, 1092535, 1325515, 2185070, 2324345, 2651030, 4648690, 164098757, 328197514, 820493785, 1640987570]

約数ペア:

[(1, 1640987570), (2, 820493785), (5, 328197514), (10, 164098757), (353, 4648690), (619, 2651030), (706, 2324345), (751, 2185070), (1238, 1325515), (1502, 1092535), (1765, 929738), (3095, 530206), (3530, 464869), (3755, 437014), (6190, 265103), (7510, 218507)]