20930460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{523}}^1$

素因数の和:587

約数の個数: 96

約数和(自身を含む): 63383040

約数和(自身を除く): 42452580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 29, 30, 46, 58, 60, 69, 87, 92, 115, 116, 138, 145, 174, 230, 276, 290, 345, 348, 435, 460, 523, 580, 667, 690, 870, 1046, 1334, 1380, 1569, 1740, 2001, 2092, 2615, 2668, 3138, 3335, 4002, 5230, 6276, 6670, 7845, 8004, 10005, 10460, 12029, 13340, 15167, 15690, 20010, 24058, 30334, 31380, 36087, 40020, 45501, 48116, 60145, 60668, 72174, 75835, 91002, 120290, 144348, 151670, 180435, 182004, 227505, 240580, 303340, 348841, 360870, 455010, 697682, 721740, 910020, 1046523, 1395364, 1744205, 2093046, 3488410, 4186092, 5232615, 6976820, 10465230, 20930460]

約数ペア:

[(1, 20930460), (2, 10465230), (3, 6976820), (4, 5232615), (5, 4186092), (6, 3488410), (10, 2093046), (12, 1744205), (15, 1395364), (20, 1046523), (23, 910020), (29, 721740), (30, 697682), (46, 455010), (58, 360870), (60, 348841), (69, 303340), (87, 240580), (92, 227505), (115, 182004), (116, 180435), (138, 151670), (145, 144348), (174, 120290), (230, 91002), (276, 75835), (290, 72174), (345, 60668), (348, 60145), (435, 48116), (460, 45501), (523, 40020), (580, 36087), (667, 31380), (690, 30334), (870, 24058), (1046, 20010), (1334, 15690), (1380, 15167), (1569, 13340), (1740, 12029), (2001, 10460), (2092, 10005), (2615, 8004), (2668, 7845), (3138, 6670), (3335, 6276), (4002, 5230)]