2019287180

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{167}}^1\times {\mathrm{6793}}^1$

素因数の和:7058

約数の個数: 48

約数和(自身を含む): 4314461760

約数和(自身を除く): 2295174580

約数列:

[1, 2, 4, 5, 10, 20, 89, 167, 178, 334, 356, 445, 668, 835, 890, 1670, 1780, 3340, 6793, 13586, 14863, 27172, 29726, 33965, 59452, 67930, 74315, 135860, 148630, 297260, 604577, 1134431, 1209154, 2268862, 2418308, 3022885, 4537724, 5672155, 6045770, 11344310, 12091540, 22688620, 100964359, 201928718, 403857436, 504821795, 1009643590, 2019287180]

約数ペア:

[(1, 2019287180), (2, 1009643590), (4, 504821795), (5, 403857436), (10, 201928718), (20, 100964359), (89, 22688620), (167, 12091540), (178, 11344310), (334, 6045770), (356, 5672155), (445, 4537724), (668, 3022885), (835, 2418308), (890, 2268862), (1670, 1209154), (1780, 1134431), (3340, 604577), (6793, 297260), (13586, 148630), (14863, 135860), (27172, 74315), (29726, 67930), (33965, 59452)]