18420060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{523}}^1\times {\mathrm{587}}^1$

素因数の和:1122

約数の個数: 48

約数和(自身を含む): 51762816

約数和(自身を除く): 33342756

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 523, 587, 1046, 1174, 1569, 1761, 2092, 2348, 2615, 2935, 3138, 3522, 5230, 5870, 6276, 7044, 7845, 8805, 10460, 11740, 15690, 17610, 31380, 35220, 307001, 614002, 921003, 1228004, 1535005, 1842006, 3070010, 3684012, 4605015, 6140020, 9210030, 18420060]

約数ペア:

[(1, 18420060), (2, 9210030), (3, 6140020), (4, 4605015), (5, 3684012), (6, 3070010), (10, 1842006), (12, 1535005), (15, 1228004), (20, 921003), (30, 614002), (60, 307001), (523, 35220), (587, 31380), (1046, 17610), (1174, 15690), (1569, 11740), (1761, 10460), (2092, 8805), (2348, 7845), (2615, 7044), (2935, 6276), (3138, 5870), (3522, 5230)]