2113180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:178

約数の個数: 48

約数和(自身を含む): 4798080

約数和(自身を除く): 2684900

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 67, 76, 83, 95, 134, 166, 190, 268, 332, 335, 380, 415, 670, 830, 1273, 1340, 1577, 1660, 2546, 3154, 5092, 5561, 6308, 6365, 7885, 11122, 12730, 15770, 22244, 25460, 27805, 31540, 55610, 105659, 111220, 211318, 422636, 528295, 1056590, 2113180]

約数ペア:

[(1, 2113180), (2, 1056590), (4, 528295), (5, 422636), (10, 211318), (19, 111220), (20, 105659), (38, 55610), (67, 31540), (76, 27805), (83, 25460), (95, 22244), (134, 15770), (166, 12730), (190, 11122), (268, 7885), (332, 6365), (335, 6308), (380, 5561), (415, 5092), (670, 3154), (830, 2546), (1273, 1660), (1340, 1577)]