145807060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{521}}^1\times {\mathrm{1999}}^1$

素因数の和:2536

約数の個数: 48

約数和(自身を含む): 350784000

約数和(自身を除く): 204976940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 521, 1042, 1999, 2084, 2605, 3647, 3998, 5210, 7294, 7996, 9995, 10420, 13993, 14588, 18235, 19990, 27986, 36470, 39980, 55972, 69965, 72940, 139930, 279860, 1041479, 2082958, 4165916, 5207395, 7290353, 10414790, 14580706, 20829580, 29161412, 36451765, 72903530, 145807060]

約数ペア:

[(1, 145807060), (2, 72903530), (4, 36451765), (5, 29161412), (7, 20829580), (10, 14580706), (14, 10414790), (20, 7290353), (28, 5207395), (35, 4165916), (70, 2082958), (140, 1041479), (521, 279860), (1042, 139930), (1999, 72940), (2084, 69965), (2605, 55972), (3647, 39980), (3998, 36470), (5210, 27986), (7294, 19990), (7996, 18235), (9995, 14588), (10420, 13993)]