22022780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1193}}^1$

素因数の和:1286

約数の個数: 48

約数和(自身を含む): 50549184

約数和(自身を除く): 28526404

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 71, 130, 142, 260, 284, 355, 710, 923, 1193, 1420, 1846, 2386, 3692, 4615, 4772, 5965, 9230, 11930, 15509, 18460, 23860, 31018, 62036, 77545, 84703, 155090, 169406, 310180, 338812, 423515, 847030, 1101139, 1694060, 2202278, 4404556, 5505695, 11011390, 22022780]

約数ペア:

[(1, 22022780), (2, 11011390), (4, 5505695), (5, 4404556), (10, 2202278), (13, 1694060), (20, 1101139), (26, 847030), (52, 423515), (65, 338812), (71, 310180), (130, 169406), (142, 155090), (260, 84703), (284, 77545), (355, 62036), (710, 31018), (923, 23860), (1193, 18460), (1420, 15509), (1846, 11930), (2386, 9230), (3692, 5965), (4615, 4772)]