1966250

素因数分解:

$2^1\times 5^4\times {\mathrm{11}}^2\times {\mathrm{13}}^1$

素因数の和:57

約数の個数: 60

約数和(自身を含む): 4362666

約数和(自身を除く): 2396416

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 110, 121, 125, 130, 143, 242, 250, 275, 286, 325, 550, 605, 625, 650, 715, 1210, 1250, 1375, 1430, 1573, 1625, 2750, 3025, 3146, 3250, 3575, 6050, 6875, 7150, 7865, 8125, 13750, 15125, 15730, 16250, 17875, 30250, 35750, 39325, 75625, 78650, 89375, 151250, 178750, 196625, 393250, 983125, 1966250]

約数ペア:

[(1, 1966250), (2, 983125), (5, 393250), (10, 196625), (11, 178750), (13, 151250), (22, 89375), (25, 78650), (26, 75625), (50, 39325), (55, 35750), (65, 30250), (110, 17875), (121, 16250), (125, 15730), (130, 15125), (143, 13750), (242, 8125), (250, 7865), (275, 7150), (286, 6875), (325, 6050), (550, 3575), (605, 3250), (625, 3146), (650, 3025), (715, 2750), (1210, 1625), (1250, 1573), (1375, 1430)]