3718640

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:126

約数の個数: 80

約数和(自身を含む): 9427968

約数和(自身を除く): 5709328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 43, 46, 47, 80, 86, 92, 94, 115, 172, 184, 188, 215, 230, 235, 344, 368, 376, 430, 460, 470, 688, 752, 860, 920, 940, 989, 1081, 1720, 1840, 1880, 1978, 2021, 2162, 3440, 3760, 3956, 4042, 4324, 4945, 5405, 7912, 8084, 8648, 9890, 10105, 10810, 15824, 16168, 17296, 19780, 20210, 21620, 32336, 39560, 40420, 43240, 46483, 79120, 80840, 86480, 92966, 161680, 185932, 232415, 371864, 464830, 743728, 929660, 1859320, 3718640]

約数ペア:

[(1, 3718640), (2, 1859320), (4, 929660), (5, 743728), (8, 464830), (10, 371864), (16, 232415), (20, 185932), (23, 161680), (40, 92966), (43, 86480), (46, 80840), (47, 79120), (80, 46483), (86, 43240), (92, 40420), (94, 39560), (115, 32336), (172, 21620), (184, 20210), (188, 19780), (215, 17296), (230, 16168), (235, 15824), (344, 10810), (368, 10105), (376, 9890), (430, 8648), (460, 8084), (470, 7912), (688, 5405), (752, 4945), (860, 4324), (920, 4042), (940, 3956), (989, 3760), (1081, 3440), (1720, 2162), (1840, 2021), (1880, 1978)]