16600020

素因数分解:

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

素因数の和:581

約数の個数: 72

約数和(自身を含む): 48681696

約数和(自身を除く): 32081676

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 523, 529, 690, 1046, 1058, 1380, 1569, 1587, 2092, 2116, 2615, 2645, 3138, 3174, 5230, 5290, 6276, 6348, 7845, 7935, 10460, 10580, 12029, 15690, 15870, 24058, 31380, 31740, 36087, 48116, 60145, 72174, 120290, 144348, 180435, 240580, 276667, 360870, 553334, 721740, 830001, 1106668, 1383335, 1660002, 2766670, 3320004, 4150005, 5533340, 8300010, 16600020]

約数ペア:

[(1, 16600020), (2, 8300010), (3, 5533340), (4, 4150005), (5, 3320004), (6, 2766670), (10, 1660002), (12, 1383335), (15, 1106668), (20, 830001), (23, 721740), (30, 553334), (46, 360870), (60, 276667), (69, 240580), (92, 180435), (115, 144348), (138, 120290), (230, 72174), (276, 60145), (345, 48116), (460, 36087), (523, 31740), (529, 31380), (690, 24058), (1046, 15870), (1058, 15690), (1380, 12029), (1569, 10580), (1587, 10460), (2092, 7935), (2116, 7845), (2615, 6348), (2645, 6276), (3138, 5290), (3174, 5230)]