90441140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^2\times {\mathrm{283}}^1$

素因数の和:369

約数の個数: 72

約数和(自身を含む): 207785760

約数和(自身を除く): 117344620

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 38, 58, 76, 95, 116, 145, 190, 283, 290, 380, 551, 566, 580, 841, 1102, 1132, 1415, 1682, 2204, 2755, 2830, 3364, 4205, 5377, 5510, 5660, 8207, 8410, 10754, 11020, 15979, 16414, 16820, 21508, 26885, 31958, 32828, 41035, 53770, 63916, 79895, 82070, 107540, 155933, 159790, 164140, 238003, 311866, 319580, 476006, 623732, 779665, 952012, 1190015, 1559330, 2380030, 3118660, 4522057, 4760060, 9044114, 18088228, 22610285, 45220570, 90441140]

約数ペア:

[(1, 90441140), (2, 45220570), (4, 22610285), (5, 18088228), (10, 9044114), (19, 4760060), (20, 4522057), (29, 3118660), (38, 2380030), (58, 1559330), (76, 1190015), (95, 952012), (116, 779665), (145, 623732), (190, 476006), (283, 319580), (290, 311866), (380, 238003), (551, 164140), (566, 159790), (580, 155933), (841, 107540), (1102, 82070), (1132, 79895), (1415, 63916), (1682, 53770), (2204, 41035), (2755, 32828), (2830, 31958), (3364, 26885), (4205, 21508), (5377, 16820), (5510, 16414), (5660, 15979), (8207, 11020), (8410, 10754)]