27931160

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{179}}^1$

素因数の和:320

約数の個数: 64

約数和(自身を含む): 65318400

約数和(自身を除く): 37387240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 83, 94, 166, 179, 188, 235, 332, 358, 376, 415, 470, 664, 716, 830, 895, 940, 1432, 1660, 1790, 1880, 3320, 3580, 3901, 7160, 7802, 8413, 14857, 15604, 16826, 19505, 29714, 31208, 33652, 39010, 42065, 59428, 67304, 74285, 78020, 84130, 118856, 148570, 156040, 168260, 297140, 336520, 594280, 698279, 1396558, 2793116, 3491395, 5586232, 6982790, 13965580, 27931160]

約数ペア:

[(1, 27931160), (2, 13965580), (4, 6982790), (5, 5586232), (8, 3491395), (10, 2793116), (20, 1396558), (40, 698279), (47, 594280), (83, 336520), (94, 297140), (166, 168260), (179, 156040), (188, 148570), (235, 118856), (332, 84130), (358, 78020), (376, 74285), (415, 67304), (470, 59428), (664, 42065), (716, 39010), (830, 33652), (895, 31208), (940, 29714), (1432, 19505), (1660, 16826), (1790, 15604), (1880, 14857), (3320, 8413), (3580, 7802), (3901, 7160)]