7439450

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1$

素因数の和:263

約数の個数: 48

約数和(自身を含む): 14999040

約数和(自身を除く): 7559590

約数列:

[1, 2, 5, 10, 19, 25, 38, 41, 50, 82, 95, 190, 191, 205, 382, 410, 475, 779, 950, 955, 1025, 1558, 1910, 2050, 3629, 3895, 4775, 7258, 7790, 7831, 9550, 15662, 18145, 19475, 36290, 38950, 39155, 78310, 90725, 148789, 181450, 195775, 297578, 391550, 743945, 1487890, 3719725, 7439450]

約数ペア:

[(1, 7439450), (2, 3719725), (5, 1487890), (10, 743945), (19, 391550), (25, 297578), (38, 195775), (41, 181450), (50, 148789), (82, 90725), (95, 78310), (190, 39155), (191, 38950), (205, 36290), (382, 19475), (410, 18145), (475, 15662), (779, 9550), (950, 7831), (955, 7790), (1025, 7258), (1558, 4775), (1910, 3895), (2050, 3629)]