23616820

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{347}}^1$

素因数の和:480

約数の個数: 48

約数和(自身を含む): 51565248

約数和(自身を除く): 27948428

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 83, 164, 166, 205, 332, 347, 410, 415, 694, 820, 830, 1388, 1660, 1735, 3403, 3470, 6806, 6940, 13612, 14227, 17015, 28454, 28801, 34030, 56908, 57602, 68060, 71135, 115204, 142270, 144005, 284540, 288010, 576020, 1180841, 2361682, 4723364, 5904205, 11808410, 23616820]

約数ペア:

[(1, 23616820), (2, 11808410), (4, 5904205), (5, 4723364), (10, 2361682), (20, 1180841), (41, 576020), (82, 288010), (83, 284540), (164, 144005), (166, 142270), (205, 115204), (332, 71135), (347, 68060), (410, 57602), (415, 56908), (694, 34030), (820, 28801), (830, 28454), (1388, 17015), (1660, 14227), (1735, 13612), (3403, 6940), (3470, 6806)]