58720420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{2999}}^1$

素因数の和:3108

約数の個数: 48

約数和(自身を含む): 136080000

約数和(自身を除く): 77359580

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 89, 110, 178, 220, 356, 445, 890, 979, 1780, 1958, 2999, 3916, 4895, 5998, 9790, 11996, 14995, 19580, 29990, 32989, 59980, 65978, 131956, 164945, 266911, 329890, 533822, 659780, 1067644, 1334555, 2669110, 2936021, 5338220, 5872042, 11744084, 14680105, 29360210, 58720420]

約数ペア:

[(1, 58720420), (2, 29360210), (4, 14680105), (5, 11744084), (10, 5872042), (11, 5338220), (20, 2936021), (22, 2669110), (44, 1334555), (55, 1067644), (89, 659780), (110, 533822), (178, 329890), (220, 266911), (356, 164945), (445, 131956), (890, 65978), (979, 59980), (1780, 32989), (1958, 29990), (2999, 19580), (3916, 14995), (4895, 11996), (5998, 9790)]