38461480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{347}}^1$

素因数の和:538

約数の個数: 64

約数和(自身を含む): 92456640

約数和(自身を除く): 53995160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 163, 170, 326, 340, 347, 652, 680, 694, 815, 1304, 1388, 1630, 1735, 2771, 2776, 3260, 3470, 5542, 5899, 6520, 6940, 11084, 11798, 13855, 13880, 22168, 23596, 27710, 29495, 47192, 55420, 56561, 58990, 110840, 113122, 117980, 226244, 235960, 282805, 452488, 565610, 961537, 1131220, 1923074, 2262440, 3846148, 4807685, 7692296, 9615370, 19230740, 38461480]

約数ペア:

[(1, 38461480), (2, 19230740), (4, 9615370), (5, 7692296), (8, 4807685), (10, 3846148), (17, 2262440), (20, 1923074), (34, 1131220), (40, 961537), (68, 565610), (85, 452488), (136, 282805), (163, 235960), (170, 226244), (326, 117980), (340, 113122), (347, 110840), (652, 58990), (680, 56561), (694, 55420), (815, 47192), (1304, 29495), (1388, 27710), (1630, 23596), (1735, 22168), (2771, 13880), (2776, 13855), (3260, 11798), (3470, 11084), (5542, 6940), (5899, 6520)]