39881880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{797}}^1$

素因数の和:953

約数の個数: 96

約数和(自身を含む): 130712400

約数和(自身を除く): 90830520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 139, 180, 278, 360, 417, 556, 695, 797, 834, 1112, 1251, 1390, 1594, 1668, 2085, 2391, 2502, 2780, 3188, 3336, 3985, 4170, 4782, 5004, 5560, 6255, 6376, 7173, 7970, 8340, 9564, 10008, 11955, 12510, 14346, 15940, 16680, 19128, 23910, 25020, 28692, 31880, 35865, 47820, 50040, 57384, 71730, 95640, 110783, 143460, 221566, 286920, 332349, 443132, 553915, 664698, 886264, 997047, 1107830, 1329396, 1661745, 1994094, 2215660, 2658792, 3323490, 3988188, 4431320, 4985235, 6646980, 7976376, 9970470, 13293960, 19940940, 39881880]

約数ペア:

[(1, 39881880), (2, 19940940), (3, 13293960), (4, 9970470), (5, 7976376), (6, 6646980), (8, 4985235), (9, 4431320), (10, 3988188), (12, 3323490), (15, 2658792), (18, 2215660), (20, 1994094), (24, 1661745), (30, 1329396), (36, 1107830), (40, 997047), (45, 886264), (60, 664698), (72, 553915), (90, 443132), (120, 332349), (139, 286920), (180, 221566), (278, 143460), (360, 110783), (417, 95640), (556, 71730), (695, 57384), (797, 50040), (834, 47820), (1112, 35865), (1251, 31880), (1390, 28692), (1594, 25020), (1668, 23910), (2085, 19128), (2391, 16680), (2502, 15940), (2780, 14346), (3188, 12510), (3336, 11955), (3985, 10008), (4170, 9564), (4782, 8340), (5004, 7970), (5560, 7173), (6255, 6376)]