28459360

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{10463}}^1$

素因数の和:10495

約数の個数: 48

約数和(自身を含む): 71197056

約数和(自身を除く): 42737696

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 10463, 20926, 41852, 52315, 83704, 104630, 167408, 177871, 209260, 334816, 355742, 418520, 711484, 837040, 889355, 1422968, 1674080, 1778710, 2845936, 3557420, 5691872, 7114840, 14229680, 28459360]

約数ペア:

[(1, 28459360), (2, 14229680), (4, 7114840), (5, 5691872), (8, 3557420), (10, 2845936), (16, 1778710), (17, 1674080), (20, 1422968), (32, 889355), (34, 837040), (40, 711484), (68, 418520), (80, 355742), (85, 334816), (136, 209260), (160, 177871), (170, 167408), (272, 104630), (340, 83704), (544, 52315), (680, 41852), (1360, 20926), (2720, 10463)]