1420032020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1637}}^1\times {\mathrm{3943}}^1$

素因数の和:5600

約数の個数: 48

約数和(自身を含む): 3255977088

約数和(自身を除く): 1835945068

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1637, 3274, 3943, 6548, 7886, 8185, 15772, 16370, 18007, 19715, 32740, 36014, 39430, 43373, 72028, 78860, 86746, 90035, 173492, 180070, 216865, 360140, 433730, 867460, 6454691, 12909382, 25818764, 32273455, 64546910, 71001601, 129093820, 142003202, 284006404, 355008005, 710016010, 1420032020]

約数ペア:

[(1, 1420032020), (2, 710016010), (4, 355008005), (5, 284006404), (10, 142003202), (11, 129093820), (20, 71001601), (22, 64546910), (44, 32273455), (55, 25818764), (110, 12909382), (220, 6454691), (1637, 867460), (3274, 433730), (3943, 360140), (6548, 216865), (7886, 180070), (8185, 173492), (15772, 90035), (16370, 86746), (18007, 78860), (19715, 72028), (32740, 43373), (36014, 39430)]