17137420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{211}}^1$

素因数の和:382

約数の個数: 48

約数和(自身を含む): 37610496

約数和(自身を除く): 20473076

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 131, 155, 211, 262, 310, 422, 524, 620, 655, 844, 1055, 1310, 2110, 2620, 4061, 4220, 6541, 8122, 13082, 16244, 20305, 26164, 27641, 32705, 40610, 55282, 65410, 81220, 110564, 130820, 138205, 276410, 552820, 856871, 1713742, 3427484, 4284355, 8568710, 17137420]

約数ペア:

[(1, 17137420), (2, 8568710), (4, 4284355), (5, 3427484), (10, 1713742), (20, 856871), (31, 552820), (62, 276410), (124, 138205), (131, 130820), (155, 110564), (211, 81220), (262, 65410), (310, 55282), (422, 40610), (524, 32705), (620, 27641), (655, 26164), (844, 20305), (1055, 16244), (1310, 13082), (2110, 8122), (2620, 6541), (4061, 4220)]