39405320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{347}}^1$

素因数の和:542

約数の個数: 64

約数和(自身を含む): 94711680

約数和(自身を除く): 55306360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 167, 170, 334, 340, 347, 668, 680, 694, 835, 1336, 1388, 1670, 1735, 2776, 2839, 3340, 3470, 5678, 5899, 6680, 6940, 11356, 11798, 13880, 14195, 22712, 23596, 28390, 29495, 47192, 56780, 57949, 58990, 113560, 115898, 117980, 231796, 235960, 289745, 463592, 579490, 985133, 1158980, 1970266, 2317960, 3940532, 4925665, 7881064, 9851330, 19702660, 39405320]

約数ペア:

[(1, 39405320), (2, 19702660), (4, 9851330), (5, 7881064), (8, 4925665), (10, 3940532), (17, 2317960), (20, 1970266), (34, 1158980), (40, 985133), (68, 579490), (85, 463592), (136, 289745), (167, 235960), (170, 231796), (334, 117980), (340, 115898), (347, 113560), (668, 58990), (680, 57949), (694, 56780), (835, 47192), (1336, 29495), (1388, 28390), (1670, 23596), (1735, 22712), (2776, 14195), (2839, 13880), (3340, 11798), (3470, 11356), (5678, 6940), (5899, 6680)]