7442680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1399}}^1$

素因数の和:1436

約数の個数: 64

約数和(自身を含む): 20160000

約数和(自身を除く): 12717320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 1399, 2660, 2798, 5320, 5596, 6995, 9793, 11192, 13990, 19586, 26581, 27980, 39172, 48965, 53162, 55960, 78344, 97930, 106324, 132905, 186067, 195860, 212648, 265810, 372134, 391720, 531620, 744268, 930335, 1063240, 1488536, 1860670, 3721340, 7442680]

約数ペア:

[(1, 7442680), (2, 3721340), (4, 1860670), (5, 1488536), (7, 1063240), (8, 930335), (10, 744268), (14, 531620), (19, 391720), (20, 372134), (28, 265810), (35, 212648), (38, 195860), (40, 186067), (56, 132905), (70, 106324), (76, 97930), (95, 78344), (133, 55960), (140, 53162), (152, 48965), (190, 39172), (266, 27980), (280, 26581), (380, 19586), (532, 13990), (665, 11192), (760, 9793), (1064, 6995), (1330, 5596), (1399, 5320), (2660, 2798)]