40781560

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{15217}}^1$

素因数の和:15295

約数の個数: 32

約数和(自身を含む): 93134160

約数和(自身を除く): 52352600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 15217, 30434, 60868, 76085, 121736, 152170, 304340, 608680, 1019539, 2039078, 4078156, 5097695, 8156312, 10195390, 20390780, 40781560]

約数ペア:

[(1, 40781560), (2, 20390780), (4, 10195390), (5, 8156312), (8, 5097695), (10, 4078156), (20, 2039078), (40, 1019539), (67, 608680), (134, 304340), (268, 152170), (335, 121736), (536, 76085), (670, 60868), (1340, 30434), (2680, 15217)]