1859320

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:124

約数の個数: 64

約数和(自身を含む): 4561920

約数和(自身を除く): 2702600

約数列:

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

約数ペア:

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