12319220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1907}}^1$

素因数の和:1952

約数の個数: 48

約数和(自身を含む): 28848960

約数和(自身を除く): 16529740

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 1907, 3230, 3814, 6460, 7628, 9535, 19070, 32419, 36233, 38140, 64838, 72466, 129676, 144932, 162095, 181165, 324190, 362330, 615961, 648380, 724660, 1231922, 2463844, 3079805, 6159610, 12319220]

約数ペア:

[(1, 12319220), (2, 6159610), (4, 3079805), (5, 2463844), (10, 1231922), (17, 724660), (19, 648380), (20, 615961), (34, 362330), (38, 324190), (68, 181165), (76, 162095), (85, 144932), (95, 129676), (170, 72466), (190, 64838), (323, 38140), (340, 36233), (380, 32419), (646, 19070), (1292, 9535), (1615, 7628), (1907, 6460), (3230, 3814)]