27949000

素因数分解:

$2^3\times 5^3\times {\mathrm{19}}^1\times {\mathrm{1471}}^1$

素因数の和:1511

約数の個数: 64

約数和(自身を含む): 68889600

約数和(自身を除く): 40940600

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 125, 152, 190, 200, 250, 380, 475, 500, 760, 950, 1000, 1471, 1900, 2375, 2942, 3800, 4750, 5884, 7355, 9500, 11768, 14710, 19000, 27949, 29420, 36775, 55898, 58840, 73550, 111796, 139745, 147100, 183875, 223592, 279490, 294200, 367750, 558980, 698725, 735500, 1117960, 1397450, 1471000, 2794900, 3493625, 5589800, 6987250, 13974500, 27949000]

約数ペア:

[(1, 27949000), (2, 13974500), (4, 6987250), (5, 5589800), (8, 3493625), (10, 2794900), (19, 1471000), (20, 1397450), (25, 1117960), (38, 735500), (40, 698725), (50, 558980), (76, 367750), (95, 294200), (100, 279490), (125, 223592), (152, 183875), (190, 147100), (200, 139745), (250, 111796), (380, 73550), (475, 58840), (500, 55898), (760, 36775), (950, 29420), (1000, 27949), (1471, 19000), (1900, 14710), (2375, 11768), (2942, 9500), (3800, 7355), (4750, 5884)]