1405962560

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{258449}}^1$

素因数の和:258483

約数の個数: 56

約数和(自身を含む): 3544900200

約数和(自身を除く): 2138937640

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 272, 320, 340, 544, 680, 1088, 1360, 2720, 5440, 258449, 516898, 1033796, 1292245, 2067592, 2584490, 4135184, 4393633, 5168980, 8270368, 8787266, 10337960, 16540736, 17574532, 20675920, 21968165, 35149064, 41351840, 43936330, 70298128, 82703680, 87872660, 140596256, 175745320, 281192512, 351490640, 702981280, 1405962560]

約数ペア:

[(1, 1405962560), (2, 702981280), (4, 351490640), (5, 281192512), (8, 175745320), (10, 140596256), (16, 87872660), (17, 82703680), (20, 70298128), (32, 43936330), (34, 41351840), (40, 35149064), (64, 21968165), (68, 20675920), (80, 17574532), (85, 16540736), (136, 10337960), (160, 8787266), (170, 8270368), (272, 5168980), (320, 4393633), (340, 4135184), (544, 2584490), (680, 2067592), (1088, 1292245), (1360, 1033796), (2720, 516898), (5440, 258449)]