1849840

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1217}}^1$

素因数の和:1249

約数の個数: 40

約数和(自身を含む): 4530960

約数和(自身を除く): 2681120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1217, 1520, 2434, 4868, 6085, 9736, 12170, 19472, 23123, 24340, 46246, 48680, 92492, 97360, 115615, 184984, 231230, 369968, 462460, 924920, 1849840]

約数ペア:

[(1, 1849840), (2, 924920), (4, 462460), (5, 369968), (8, 231230), (10, 184984), (16, 115615), (19, 97360), (20, 92492), (38, 48680), (40, 46246), (76, 24340), (80, 23123), (95, 19472), (152, 12170), (190, 9736), (304, 6085), (380, 4868), (760, 2434), (1217, 1520)]