15882860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{853}}^1$

素因数の和:895

約数の個数: 72

約数和(自身を含む): 40889520

約数和(自身を除く): 25006660

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 49, 70, 76, 95, 98, 133, 140, 190, 196, 245, 266, 380, 490, 532, 665, 853, 931, 980, 1330, 1706, 1862, 2660, 3412, 3724, 4265, 4655, 5971, 8530, 9310, 11942, 16207, 17060, 18620, 23884, 29855, 32414, 41797, 59710, 64828, 81035, 83594, 113449, 119420, 162070, 167188, 208985, 226898, 324140, 417970, 453796, 567245, 794143, 835940, 1134490, 1588286, 2268980, 3176572, 3970715, 7941430, 15882860]

約数ペア:

[(1, 15882860), (2, 7941430), (4, 3970715), (5, 3176572), (7, 2268980), (10, 1588286), (14, 1134490), (19, 835940), (20, 794143), (28, 567245), (35, 453796), (38, 417970), (49, 324140), (70, 226898), (76, 208985), (95, 167188), (98, 162070), (133, 119420), (140, 113449), (190, 83594), (196, 81035), (245, 64828), (266, 59710), (380, 41797), (490, 32414), (532, 29855), (665, 23884), (853, 18620), (931, 17060), (980, 16207), (1330, 11942), (1706, 9310), (1862, 8530), (2660, 5971), (3412, 4655), (3724, 4265)]