123359260

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{751}}^1$

素因数の和:994

約数の個数: 48

約数和(自身を含む): 266821632

約数和(自身を除く): 143462372

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 191, 215, 382, 430, 751, 764, 860, 955, 1502, 1910, 3004, 3755, 3820, 7510, 8213, 15020, 16426, 32293, 32852, 41065, 64586, 82130, 129172, 143441, 161465, 164260, 286882, 322930, 573764, 645860, 717205, 1434410, 2868820, 6167963, 12335926, 24671852, 30839815, 61679630, 123359260]

約数ペア:

[(1, 123359260), (2, 61679630), (4, 30839815), (5, 24671852), (10, 12335926), (20, 6167963), (43, 2868820), (86, 1434410), (172, 717205), (191, 645860), (215, 573764), (382, 322930), (430, 286882), (751, 164260), (764, 161465), (860, 143441), (955, 129172), (1502, 82130), (1910, 64586), (3004, 41065), (3755, 32852), (3820, 32293), (7510, 16426), (8213, 15020)]