47723960

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{19559}}^1$

素因数の和:19631

約数の個数: 32

約数和(自身を含む): 109144800

約数和(自身を除く): 61420840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 19559, 39118, 78236, 97795, 156472, 195590, 391180, 782360, 1193099, 2386198, 4772396, 5965495, 9544792, 11930990, 23861980, 47723960]

約数ペア:

[(1, 47723960), (2, 23861980), (4, 11930990), (5, 9544792), (8, 5965495), (10, 4772396), (20, 2386198), (40, 1193099), (61, 782360), (122, 391180), (244, 195590), (305, 156472), (488, 97795), (610, 78236), (1220, 39118), (2440, 19559)]