1671620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:164

約数の個数: 48

約数和(自身を含む): 3810240

約数和(自身を除く): 2138620

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 53, 76, 83, 95, 106, 166, 190, 212, 265, 332, 380, 415, 530, 830, 1007, 1060, 1577, 1660, 2014, 3154, 4028, 4399, 5035, 6308, 7885, 8798, 10070, 15770, 17596, 20140, 21995, 31540, 43990, 83581, 87980, 167162, 334324, 417905, 835810, 1671620]

約数ペア:

[(1, 1671620), (2, 835810), (4, 417905), (5, 334324), (10, 167162), (19, 87980), (20, 83581), (38, 43990), (53, 31540), (76, 21995), (83, 20140), (95, 17596), (106, 15770), (166, 10070), (190, 8798), (212, 7885), (265, 6308), (332, 5035), (380, 4399), (415, 4028), (530, 3154), (830, 2014), (1007, 1660), (1060, 1577)]