20430240

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1373}}^1$

素因数の和:1422

約数の個数: 96

約数和(自身を含む): 66479616

約数和(自身を除く): 46049376

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 80, 93, 96, 120, 124, 155, 160, 186, 240, 248, 310, 372, 465, 480, 496, 620, 744, 930, 992, 1240, 1373, 1488, 1860, 2480, 2746, 2976, 3720, 4119, 4960, 5492, 6865, 7440, 8238, 10984, 13730, 14880, 16476, 20595, 21968, 27460, 32952, 41190, 42563, 43936, 54920, 65904, 82380, 85126, 109840, 127689, 131808, 164760, 170252, 212815, 219680, 255378, 329520, 340504, 425630, 510756, 638445, 659040, 681008, 851260, 1021512, 1276890, 1362016, 1702520, 2043024, 2553780, 3405040, 4086048, 5107560, 6810080, 10215120, 20430240]

約数ペア:

[(1, 20430240), (2, 10215120), (3, 6810080), (4, 5107560), (5, 4086048), (6, 3405040), (8, 2553780), (10, 2043024), (12, 1702520), (15, 1362016), (16, 1276890), (20, 1021512), (24, 851260), (30, 681008), (31, 659040), (32, 638445), (40, 510756), (48, 425630), (60, 340504), (62, 329520), (80, 255378), (93, 219680), (96, 212815), (120, 170252), (124, 164760), (155, 131808), (160, 127689), (186, 109840), (240, 85126), (248, 82380), (310, 65904), (372, 54920), (465, 43936), (480, 42563), (496, 41190), (620, 32952), (744, 27460), (930, 21968), (992, 20595), (1240, 16476), (1373, 14880), (1488, 13730), (1860, 10984), (2480, 8238), (2746, 7440), (2976, 6865), (3720, 5492), (4119, 4960)]