201228520

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{60611}}^1$

素因数の和:60705

約数の個数: 32

約数和(自身を含む): 458226720

約数和(自身を除く): 256998200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 60611, 121222, 242444, 303055, 484888, 606110, 1212220, 2424440, 5030713, 10061426, 20122852, 25153565, 40245704, 50307130, 100614260, 201228520]

約数ペア:

[(1, 201228520), (2, 100614260), (4, 50307130), (5, 40245704), (8, 25153565), (10, 20122852), (20, 10061426), (40, 5030713), (83, 2424440), (166, 1212220), (332, 606110), (415, 484888), (664, 303055), (830, 242444), (1660, 121222), (3320, 60611)]