39961900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2137}}^1$

素因数の和:2179

約数の個数: 72

約数和(自身を含む): 100212336

約数和(自身を除く): 60250436

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 25, 34, 44, 50, 55, 68, 85, 100, 110, 170, 187, 220, 275, 340, 374, 425, 550, 748, 850, 935, 1100, 1700, 1870, 2137, 3740, 4274, 4675, 8548, 9350, 10685, 18700, 21370, 23507, 36329, 42740, 47014, 53425, 72658, 94028, 106850, 117535, 145316, 181645, 213700, 235070, 363290, 399619, 470140, 587675, 726580, 799238, 908225, 1175350, 1598476, 1816450, 1998095, 2350700, 3632900, 3996190, 7992380, 9990475, 19980950, 39961900]

約数ペア:

[(1, 39961900), (2, 19980950), (4, 9990475), (5, 7992380), (10, 3996190), (11, 3632900), (17, 2350700), (20, 1998095), (22, 1816450), (25, 1598476), (34, 1175350), (44, 908225), (50, 799238), (55, 726580), (68, 587675), (85, 470140), (100, 399619), (110, 363290), (170, 235070), (187, 213700), (220, 181645), (275, 145316), (340, 117535), (374, 106850), (425, 94028), (550, 72658), (748, 53425), (850, 47014), (935, 42740), (1100, 36329), (1700, 23507), (1870, 21370), (2137, 18700), (3740, 10685), (4274, 9350), (4675, 8548)]