1245778860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1487}}^1\times {\mathrm{13963}}^1$

素因数の和:15462

約数の個数: 48

約数和(自身を含む): 3490776576

約数和(自身を除く): 2244997716

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1487, 2974, 4461, 5948, 7435, 8922, 13963, 14870, 17844, 22305, 27926, 29740, 41889, 44610, 55852, 69815, 83778, 89220, 139630, 167556, 209445, 279260, 418890, 837780, 20762981, 41525962, 62288943, 83051924, 103814905, 124577886, 207629810, 249155772, 311444715, 415259620, 622889430, 1245778860]

約数ペア:

[(1, 1245778860), (2, 622889430), (3, 415259620), (4, 311444715), (5, 249155772), (6, 207629810), (10, 124577886), (12, 103814905), (15, 83051924), (20, 62288943), (30, 41525962), (60, 20762981), (1487, 837780), (2974, 418890), (4461, 279260), (5948, 209445), (7435, 167556), (8922, 139630), (13963, 89220), (14870, 83778), (17844, 69815), (22305, 55852), (27926, 44610), (29740, 41889)]