39428440

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2521}}^1$

素因数の和:2572

約数の個数: 64

約数和(自身を含む): 98055360

約数和(自身を除く): 58626920

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, 2521, 3128, 3910, 5042, 7820, 10084, 12605, 15640, 20168, 25210, 42857, 50420, 57983, 85714, 100840, 115966, 171428, 214285, 231932, 289915, 342856, 428570, 463864, 579830, 857140, 985711, 1159660, 1714280, 1971422, 2319320, 3942844, 4928555, 7885688, 9857110, 19714220, 39428440]

約数ペア:

[(1, 39428440), (2, 19714220), (4, 9857110), (5, 7885688), (8, 4928555), (10, 3942844), (17, 2319320), (20, 1971422), (23, 1714280), (34, 1159660), (40, 985711), (46, 857140), (68, 579830), (85, 463864), (92, 428570), (115, 342856), (136, 289915), (170, 231932), (184, 214285), (230, 171428), (340, 115966), (391, 100840), (460, 85714), (680, 57983), (782, 50420), (920, 42857), (1564, 25210), (1955, 20168), (2521, 15640), (3128, 12605), (3910, 10084), (5042, 7820)]