31892260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:181

約数の個数: 96

約数和(自身を含む): 76204800

約数和(自身を除く): 44312540

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 41, 46, 76, 82, 89, 92, 95, 115, 164, 178, 190, 205, 230, 356, 380, 410, 437, 445, 460, 779, 820, 874, 890, 943, 1558, 1691, 1748, 1780, 1886, 2047, 2185, 3116, 3382, 3649, 3772, 3895, 4094, 4370, 4715, 6764, 7298, 7790, 8188, 8455, 8740, 9430, 10235, 14596, 15580, 16910, 17917, 18245, 18860, 20470, 33820, 35834, 36490, 38893, 40940, 69331, 71668, 72980, 77786, 83927, 89585, 138662, 155572, 167854, 179170, 194465, 277324, 335708, 346655, 358340, 388930, 419635, 693310, 777860, 839270, 1386620, 1594613, 1678540, 3189226, 6378452, 7973065, 15946130, 31892260]

約数ペア:

[(1, 31892260), (2, 15946130), (4, 7973065), (5, 6378452), (10, 3189226), (19, 1678540), (20, 1594613), (23, 1386620), (38, 839270), (41, 777860), (46, 693310), (76, 419635), (82, 388930), (89, 358340), (92, 346655), (95, 335708), (115, 277324), (164, 194465), (178, 179170), (190, 167854), (205, 155572), (230, 138662), (356, 89585), (380, 83927), (410, 77786), (437, 72980), (445, 71668), (460, 69331), (779, 40940), (820, 38893), (874, 36490), (890, 35834), (943, 33820), (1558, 20470), (1691, 18860), (1748, 18245), (1780, 17917), (1886, 16910), (2047, 15580), (2185, 14596), (3116, 10235), (3382, 9430), (3649, 8740), (3772, 8455), (3895, 8188), (4094, 7790), (4370, 7298), (4715, 6764)]