1330752920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{53401}}^1$

素因数の和:53508

約数の個数: 64

約数和(自身を含む): 3460449600

約数和(自身を除く): 2129696680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 89, 140, 178, 280, 356, 445, 623, 712, 890, 1246, 1780, 2492, 3115, 3560, 4984, 6230, 12460, 24920, 53401, 106802, 213604, 267005, 373807, 427208, 534010, 747614, 1068020, 1495228, 1869035, 2136040, 2990456, 3738070, 4752689, 7476140, 9505378, 14952280, 19010756, 23763445, 33268823, 38021512, 47526890, 66537646, 95053780, 133075292, 166344115, 190107560, 266150584, 332688230, 665376460, 1330752920]

約数ペア:

[(1, 1330752920), (2, 665376460), (4, 332688230), (5, 266150584), (7, 190107560), (8, 166344115), (10, 133075292), (14, 95053780), (20, 66537646), (28, 47526890), (35, 38021512), (40, 33268823), (56, 23763445), (70, 19010756), (89, 14952280), (140, 9505378), (178, 7476140), (280, 4752689), (356, 3738070), (445, 2990456), (623, 2136040), (712, 1869035), (890, 1495228), (1246, 1068020), (1780, 747614), (2492, 534010), (3115, 427208), (3560, 373807), (4984, 267005), (6230, 213604), (12460, 106802), (24920, 53401)]