19580340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1931}}^1$

素因数の和:1969

約数の個数: 72

約数和(自身を含む): 59397408

約数和(自身を除く): 39817068

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 169, 195, 260, 338, 390, 507, 676, 780, 845, 1014, 1690, 1931, 2028, 2535, 3380, 3862, 5070, 5793, 7724, 9655, 10140, 11586, 19310, 23172, 25103, 28965, 38620, 50206, 57930, 75309, 100412, 115860, 125515, 150618, 251030, 301236, 326339, 376545, 502060, 652678, 753090, 979017, 1305356, 1506180, 1631695, 1958034, 3263390, 3916068, 4895085, 6526780, 9790170, 19580340]

約数ペア:

[(1, 19580340), (2, 9790170), (3, 6526780), (4, 4895085), (5, 3916068), (6, 3263390), (10, 1958034), (12, 1631695), (13, 1506180), (15, 1305356), (20, 979017), (26, 753090), (30, 652678), (39, 502060), (52, 376545), (60, 326339), (65, 301236), (78, 251030), (130, 150618), (156, 125515), (169, 115860), (195, 100412), (260, 75309), (338, 57930), (390, 50206), (507, 38620), (676, 28965), (780, 25103), (845, 23172), (1014, 19310), (1690, 11586), (1931, 10140), (2028, 9655), (2535, 7724), (3380, 5793), (3862, 5070)]