2113706920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{57251}}^1$

素因数の和:57346

約数の個数: 64

約数和(自身を含む): 5193901440

約数和(自身を除く): 3080194520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 71, 104, 130, 142, 260, 284, 355, 520, 568, 710, 923, 1420, 1846, 2840, 3692, 4615, 7384, 9230, 18460, 36920, 57251, 114502, 229004, 286255, 458008, 572510, 744263, 1145020, 1488526, 2290040, 2977052, 3721315, 4064821, 5954104, 7442630, 8129642, 14885260, 16259284, 20324105, 29770520, 32518568, 40648210, 52842673, 81296420, 105685346, 162592840, 211370692, 264213365, 422741384, 528426730, 1056853460, 2113706920]

約数ペア:

[(1, 2113706920), (2, 1056853460), (4, 528426730), (5, 422741384), (8, 264213365), (10, 211370692), (13, 162592840), (20, 105685346), (26, 81296420), (40, 52842673), (52, 40648210), (65, 32518568), (71, 29770520), (104, 20324105), (130, 16259284), (142, 14885260), (260, 8129642), (284, 7442630), (355, 5954104), (520, 4064821), (568, 3721315), (710, 2977052), (923, 2290040), (1420, 1488526), (1846, 1145020), (2840, 744263), (3692, 572510), (4615, 458008), (7384, 286255), (9230, 229004), (18460, 114502), (36920, 57251)]