202021880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{12917}}^1$

素因数の和:12968

約数の個数: 64

約数和(自身を含む): 502251840

約数和(自身を除く): 300229960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 34, 40, 46, 68, 85, 92, 115, 136, 170, 184, 230, 340, 391, 460, 680, 782, 920, 1564, 1955, 3128, 3910, 7820, 12917, 15640, 25834, 51668, 64585, 103336, 129170, 219589, 258340, 297091, 439178, 516680, 594182, 878356, 1097945, 1188364, 1485455, 1756712, 2195890, 2376728, 2970910, 4391780, 5050547, 5941820, 8783560, 10101094, 11883640, 20202188, 25252735, 40404376, 50505470, 101010940, 202021880]

約数ペア:

[(1, 202021880), (2, 101010940), (4, 50505470), (5, 40404376), (8, 25252735), (10, 20202188), (17, 11883640), (20, 10101094), (23, 8783560), (34, 5941820), (40, 5050547), (46, 4391780), (68, 2970910), (85, 2376728), (92, 2195890), (115, 1756712), (136, 1485455), (170, 1188364), (184, 1097945), (230, 878356), (340, 594182), (391, 516680), (460, 439178), (680, 297091), (782, 258340), (920, 219589), (1564, 129170), (1955, 103336), (3128, 64585), (3910, 51668), (7820, 25834), (12917, 15640)]