91389820

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{1889}}^1$

素因数の和:1998

約数の個数: 48

約数和(自身を含む): 200037600

約数和(自身を除く): 108647780

約数列:

[1, 2, 4, 5, 10, 20, 41, 59, 82, 118, 164, 205, 236, 295, 410, 590, 820, 1180, 1889, 2419, 3778, 4838, 7556, 9445, 9676, 12095, 18890, 24190, 37780, 48380, 77449, 111451, 154898, 222902, 309796, 387245, 445804, 557255, 774490, 1114510, 1548980, 2229020, 4569491, 9138982, 18277964, 22847455, 45694910, 91389820]

約数ペア:

[(1, 91389820), (2, 45694910), (4, 22847455), (5, 18277964), (10, 9138982), (20, 4569491), (41, 2229020), (59, 1548980), (82, 1114510), (118, 774490), (164, 557255), (205, 445804), (236, 387245), (295, 309796), (410, 222902), (590, 154898), (820, 111451), (1180, 77449), (1889, 48380), (2419, 37780), (3778, 24190), (4838, 18890), (7556, 12095), (9445, 9676)]