1124990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1$

素因数の和:248

約数の個数: 32

約数和(自身を含む): 2211840

約数和(自身を除く): 1086850

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 95, 155, 190, 191, 310, 382, 589, 955, 1178, 1910, 2945, 3629, 5890, 5921, 7258, 11842, 18145, 29605, 36290, 59210, 112499, 224998, 562495, 1124990]

約数ペア:

[(1, 1124990), (2, 562495), (5, 224998), (10, 112499), (19, 59210), (31, 36290), (38, 29605), (62, 18145), (95, 11842), (155, 7258), (190, 5921), (191, 5890), (310, 3629), (382, 2945), (589, 1910), (955, 1178)]