88944820

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{467}}^1$

素因数の和:672

約数の個数: 48

約数和(自身を含む): 191056320

約数和(自身を除く): 102111500

約数列:

[1, 2, 4, 5, 10, 20, 89, 107, 178, 214, 356, 428, 445, 467, 535, 890, 934, 1070, 1780, 1868, 2140, 2335, 4670, 9340, 9523, 19046, 38092, 41563, 47615, 49969, 83126, 95230, 99938, 166252, 190460, 199876, 207815, 249845, 415630, 499690, 831260, 999380, 4447241, 8894482, 17788964, 22236205, 44472410, 88944820]

約数ペア:

[(1, 88944820), (2, 44472410), (4, 22236205), (5, 17788964), (10, 8894482), (20, 4447241), (89, 999380), (107, 831260), (178, 499690), (214, 415630), (356, 249845), (428, 207815), (445, 199876), (467, 190460), (535, 166252), (890, 99938), (934, 95230), (1070, 83126), (1780, 49969), (1868, 47615), (2140, 41563), (2335, 38092), (4670, 19046), (9340, 9523)]