31784020

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{467}}^1$

素因数の和:600

約数の個数: 48

約数和(自身を含む): 69346368

約数和(自身を除く): 37562348

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 83, 164, 166, 205, 332, 410, 415, 467, 820, 830, 934, 1660, 1868, 2335, 3403, 4670, 6806, 9340, 13612, 17015, 19147, 34030, 38294, 38761, 68060, 76588, 77522, 95735, 155044, 191470, 193805, 382940, 387610, 775220, 1589201, 3178402, 6356804, 7946005, 15892010, 31784020]

約数ペア:

[(1, 31784020), (2, 15892010), (4, 7946005), (5, 6356804), (10, 3178402), (20, 1589201), (41, 775220), (82, 387610), (83, 382940), (164, 193805), (166, 191470), (205, 155044), (332, 95735), (410, 77522), (415, 76588), (467, 68060), (820, 38761), (830, 38294), (934, 34030), (1660, 19147), (1868, 17015), (2335, 13612), (3403, 9340), (4670, 6806)]