15662871020

素因数分解:

$2^2\times 5^1\times {\mathrm{751}}^1\times {\mathrm{809}}^1\times {\mathrm{1289}}^1$

素因数の和:2858

約数の個数: 48

約数和(自身を含む): 33002121600

約数和(自身を除く): 17339250580

約数列:

[1, 2, 4, 5, 10, 20, 751, 809, 1289, 1502, 1618, 2578, 3004, 3236, 3755, 4045, 5156, 6445, 7510, 8090, 12890, 15020, 16180, 25780, 607559, 968039, 1042801, 1215118, 1936078, 2085602, 2430236, 3037795, 3872156, 4171204, 4840195, 5214005, 6075590, 9680390, 10428010, 12151180, 19360780, 20856020, 783143551, 1566287102, 3132574204, 3915717755, 7831435510, 15662871020]

約数ペア:

[(1, 15662871020), (2, 7831435510), (4, 3915717755), (5, 3132574204), (10, 1566287102), (20, 783143551), (751, 20856020), (809, 19360780), (1289, 12151180), (1502, 10428010), (1618, 9680390), (2578, 6075590), (3004, 5214005), (3236, 4840195), (3755, 4171204), (4045, 3872156), (5156, 3037795), (6445, 2430236), (7510, 2085602), (8090, 1936078), (12890, 1215118), (15020, 1042801), (16180, 968039), (25780, 607559)]