38902020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{503}}^1\times {\mathrm{1289}}^1$

素因数の和:1804

約数の個数: 48

約数和(自身を含む): 109226880

約数和(自身を除く): 70324860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 503, 1006, 1289, 1509, 2012, 2515, 2578, 3018, 3867, 5030, 5156, 6036, 6445, 7545, 7734, 10060, 12890, 15090, 15468, 19335, 25780, 30180, 38670, 77340, 648367, 1296734, 1945101, 2593468, 3241835, 3890202, 6483670, 7780404, 9725505, 12967340, 19451010, 38902020]

約数ペア:

[(1, 38902020), (2, 19451010), (3, 12967340), (4, 9725505), (5, 7780404), (6, 6483670), (10, 3890202), (12, 3241835), (15, 2593468), (20, 1945101), (30, 1296734), (60, 648367), (503, 77340), (1006, 38670), (1289, 30180), (1509, 25780), (2012, 19335), (2515, 15468), (2578, 15090), (3018, 12890), (3867, 10060), (5030, 7734), (5156, 7545), (6036, 6445)]