1398935640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{401993}}^1$

素因数の和:402036

約数の個数: 64

約数和(自身を含む): 4341535200

約数和(自身を除く): 2942599560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 348, 435, 580, 696, 870, 1160, 1740, 3480, 401993, 803986, 1205979, 1607972, 2009965, 2411958, 3215944, 4019930, 4823916, 6029895, 8039860, 9647832, 11657797, 12059790, 16079720, 23315594, 24119580, 34973391, 46631188, 48239160, 58288985, 69946782, 93262376, 116577970, 139893564, 174866955, 233155940, 279787128, 349733910, 466311880, 699467820, 1398935640]

約数ペア:

[(1, 1398935640), (2, 699467820), (3, 466311880), (4, 349733910), (5, 279787128), (6, 233155940), (8, 174866955), (10, 139893564), (12, 116577970), (15, 93262376), (20, 69946782), (24, 58288985), (29, 48239160), (30, 46631188), (40, 34973391), (58, 24119580), (60, 23315594), (87, 16079720), (116, 12059790), (120, 11657797), (145, 9647832), (174, 8039860), (232, 6029895), (290, 4823916), (348, 4019930), (435, 3215944), (580, 2411958), (696, 2009965), (870, 1607972), (1160, 1205979), (1740, 803986), (3480, 401993)]