2179580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1$

素因数の和:206

約数の個数: 48

約数和(自身を含む): 5037984

約数和(自身を除く): 2858404

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 83, 101, 130, 166, 202, 260, 332, 404, 415, 505, 830, 1010, 1079, 1313, 1660, 2020, 2158, 2626, 4316, 5252, 5395, 6565, 8383, 10790, 13130, 16766, 21580, 26260, 33532, 41915, 83830, 108979, 167660, 217958, 435916, 544895, 1089790, 2179580]

約数ペア:

[(1, 2179580), (2, 1089790), (4, 544895), (5, 435916), (10, 217958), (13, 167660), (20, 108979), (26, 83830), (52, 41915), (65, 33532), (83, 26260), (101, 21580), (130, 16766), (166, 13130), (202, 10790), (260, 8383), (332, 6565), (404, 5395), (415, 5252), (505, 4316), (830, 2626), (1010, 2158), (1079, 2020), (1313, 1660)]