2018966980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{607}}^1\times {\mathrm{8753}}^1$

素因数の和:9388

約数の個数: 48

約数和(自身を含む): 4470842880

約数和(自身を除く): 2451875900

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 607, 1214, 2428, 3035, 6070, 8753, 11533, 12140, 17506, 23066, 35012, 43765, 46132, 57665, 87530, 115330, 166307, 175060, 230660, 332614, 665228, 831535, 1663070, 3326140, 5313071, 10626142, 21252284, 26565355, 53130710, 100948349, 106261420, 201896698, 403793396, 504741745, 1009483490, 2018966980]

約数ペア:

[(1, 2018966980), (2, 1009483490), (4, 504741745), (5, 403793396), (10, 201896698), (19, 106261420), (20, 100948349), (38, 53130710), (76, 26565355), (95, 21252284), (190, 10626142), (380, 5313071), (607, 3326140), (1214, 1663070), (2428, 831535), (3035, 665228), (6070, 332614), (8753, 230660), (11533, 175060), (12140, 166307), (17506, 115330), (23066, 87530), (35012, 57665), (43765, 46132)]