3845140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{643}}^1$

素因数の和:688

約数の個数: 48

約数和(自身を含む): 9088128

約数和(自身を除く): 5242988

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 460, 598, 643, 1196, 1286, 1495, 2572, 2990, 3215, 5980, 6430, 8359, 12860, 14789, 16718, 29578, 33436, 41795, 59156, 73945, 83590, 147890, 167180, 192257, 295780, 384514, 769028, 961285, 1922570, 3845140]

約数ペア:

[(1, 3845140), (2, 1922570), (4, 961285), (5, 769028), (10, 384514), (13, 295780), (20, 192257), (23, 167180), (26, 147890), (46, 83590), (52, 73945), (65, 59156), (92, 41795), (115, 33436), (130, 29578), (230, 16718), (260, 14789), (299, 12860), (460, 8359), (598, 6430), (643, 5980), (1196, 3215), (1286, 2990), (1495, 2572)]