5492140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 12348000

約数和(自身を除く): 6855860

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 97, 149, 190, 194, 298, 380, 388, 485, 596, 745, 970, 1490, 1843, 1940, 2831, 2980, 3686, 5662, 7372, 9215, 11324, 14155, 14453, 18430, 28310, 28906, 36860, 56620, 57812, 72265, 144530, 274607, 289060, 549214, 1098428, 1373035, 2746070, 5492140]

約数ペア:

[(1, 5492140), (2, 2746070), (4, 1373035), (5, 1098428), (10, 549214), (19, 289060), (20, 274607), (38, 144530), (76, 72265), (95, 57812), (97, 56620), (149, 36860), (190, 28906), (194, 28310), (298, 18430), (380, 14453), (388, 14155), (485, 11324), (596, 9215), (745, 7372), (970, 5662), (1490, 3686), (1843, 2980), (1940, 2831)]