32216980

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{389}}^1$

素因数の和:540

約数の個数: 48

約数和(自身を含む): 70171920

約数和(自身を除く): 37954940

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 101, 164, 202, 205, 389, 404, 410, 505, 778, 820, 1010, 1556, 1945, 2020, 3890, 4141, 7780, 8282, 15949, 16564, 20705, 31898, 39289, 41410, 63796, 78578, 79745, 82820, 157156, 159490, 196445, 318980, 392890, 785780, 1610849, 3221698, 6443396, 8054245, 16108490, 32216980]

約数ペア:

[(1, 32216980), (2, 16108490), (4, 8054245), (5, 6443396), (10, 3221698), (20, 1610849), (41, 785780), (82, 392890), (101, 318980), (164, 196445), (202, 159490), (205, 157156), (389, 82820), (404, 79745), (410, 78578), (505, 63796), (778, 41410), (820, 39289), (1010, 31898), (1556, 20705), (1945, 16564), (2020, 15949), (3890, 8282), (4141, 7780)]