31028720

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{4673}}^1$

素因数の和:4769

約数の個数: 40

約数和(自身を含む): 73026576

約数和(自身を除く): 41997856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 332, 415, 664, 830, 1328, 1660, 3320, 4673, 6640, 9346, 18692, 23365, 37384, 46730, 74768, 93460, 186920, 373840, 387859, 775718, 1551436, 1939295, 3102872, 3878590, 6205744, 7757180, 15514360, 31028720]

約数ペア:

[(1, 31028720), (2, 15514360), (4, 7757180), (5, 6205744), (8, 3878590), (10, 3102872), (16, 1939295), (20, 1551436), (40, 775718), (80, 387859), (83, 373840), (166, 186920), (332, 93460), (415, 74768), (664, 46730), (830, 37384), (1328, 23365), (1660, 18692), (3320, 9346), (4673, 6640)]