42972940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{1303}}^1$

素因数の和:1426

約数の個数: 48

約数和(自身を含む): 96610752

約数和(自身を除く): 53637812

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 97, 170, 194, 340, 388, 485, 970, 1303, 1649, 1940, 2606, 3298, 5212, 6515, 6596, 8245, 13030, 16490, 22151, 26060, 32980, 44302, 88604, 110755, 126391, 221510, 252782, 443020, 505564, 631955, 1263910, 2148647, 2527820, 4297294, 8594588, 10743235, 21486470, 42972940]

約数ペア:

[(1, 42972940), (2, 21486470), (4, 10743235), (5, 8594588), (10, 4297294), (17, 2527820), (20, 2148647), (34, 1263910), (68, 631955), (85, 505564), (97, 443020), (170, 252782), (194, 221510), (340, 126391), (388, 110755), (485, 88604), (970, 44302), (1303, 32980), (1649, 26060), (1940, 22151), (2606, 16490), (3298, 13030), (5212, 8245), (6515, 6596)]