18464340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{701}}^1$

素因数の和:1152

約数の個数: 48

約数和(自身を含む): 51891840

約数和(自身を除く): 33427500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 439, 701, 878, 1317, 1402, 1756, 2103, 2195, 2634, 2804, 3505, 4206, 4390, 5268, 6585, 7010, 8412, 8780, 10515, 13170, 14020, 21030, 26340, 42060, 307739, 615478, 923217, 1230956, 1538695, 1846434, 3077390, 3692868, 4616085, 6154780, 9232170, 18464340]

約数ペア:

[(1, 18464340), (2, 9232170), (3, 6154780), (4, 4616085), (5, 3692868), (6, 3077390), (10, 1846434), (12, 1538695), (15, 1230956), (20, 923217), (30, 615478), (60, 307739), (439, 42060), (701, 26340), (878, 21030), (1317, 14020), (1402, 13170), (1756, 10515), (2103, 8780), (2195, 8412), (2634, 7010), (2804, 6585), (3505, 5268), (4206, 4390)]