1983702980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{745753}}^1$

素因数の和:745788

約数の個数: 48

約数和(自身を含む): 5011466880

約数和(自身を除く): 3027763900

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 745753, 1491506, 2983012, 3728765, 5220271, 7457530, 10440542, 14169307, 14915060, 20881084, 26101355, 28338614, 52202710, 56677228, 70846535, 99185149, 104405420, 141693070, 198370298, 283386140, 396740596, 495925745, 991851490, 1983702980]

約数ペア:

[(1, 1983702980), (2, 991851490), (4, 495925745), (5, 396740596), (7, 283386140), (10, 198370298), (14, 141693070), (19, 104405420), (20, 99185149), (28, 70846535), (35, 56677228), (38, 52202710), (70, 28338614), (76, 26101355), (95, 20881084), (133, 14915060), (140, 14169307), (190, 10440542), (266, 7457530), (380, 5220271), (532, 3728765), (665, 2983012), (1330, 1491506), (2660, 745753)]