19552040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{28753}}^1$

素因数の和:28781

約数の個数: 32

約数和(自身を含む): 46581480

約数和(自身を除く): 27029440

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 28753, 57506, 115012, 143765, 230024, 287530, 488801, 575060, 977602, 1150120, 1955204, 2444005, 3910408, 4888010, 9776020, 19552040]

約数ペア:

[(1, 19552040), (2, 9776020), (4, 4888010), (5, 3910408), (8, 2444005), (10, 1955204), (17, 1150120), (20, 977602), (34, 575060), (40, 488801), (68, 287530), (85, 230024), (136, 143765), (170, 115012), (340, 57506), (680, 28753)]