1811300120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1213}}^1\times {\mathrm{5333}}^1$

素因数の和:6564

約数の個数: 64

約数和(自身を含む): 4662342720

約数和(自身を除く): 2851042600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1213, 2426, 4852, 5333, 6065, 8491, 9704, 10666, 12130, 16982, 21332, 24260, 26665, 33964, 37331, 42455, 42664, 48520, 53330, 67928, 74662, 84910, 106660, 149324, 169820, 186655, 213320, 298648, 339640, 373310, 746620, 1493240, 6468929, 12937858, 25875716, 32344645, 45282503, 51751432, 64689290, 90565006, 129378580, 181130012, 226412515, 258757160, 362260024, 452825030, 905650060, 1811300120]

約数ペア:

[(1, 1811300120), (2, 905650060), (4, 452825030), (5, 362260024), (7, 258757160), (8, 226412515), (10, 181130012), (14, 129378580), (20, 90565006), (28, 64689290), (35, 51751432), (40, 45282503), (56, 32344645), (70, 25875716), (140, 12937858), (280, 6468929), (1213, 1493240), (2426, 746620), (4852, 373310), (5333, 339640), (6065, 298648), (8491, 213320), (9704, 186655), (10666, 169820), (12130, 149324), (16982, 106660), (21332, 84910), (24260, 74662), (26665, 67928), (33964, 53330), (37331, 48520), (42455, 42664)]