20056600

素因数分解:

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

素因数の和:397

約数の個数: 72

約数和(自身を含む): 49678740

約数和(自身を除く): 29622140

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 85, 100, 136, 170, 200, 289, 340, 347, 425, 578, 680, 694, 850, 1156, 1388, 1445, 1700, 1735, 2312, 2776, 2890, 3400, 3470, 5780, 5899, 6940, 7225, 8675, 11560, 11798, 13880, 14450, 17350, 23596, 28900, 29495, 34700, 47192, 57800, 58990, 69400, 100283, 117980, 147475, 200566, 235960, 294950, 401132, 501415, 589900, 802264, 1002830, 1179800, 2005660, 2507075, 4011320, 5014150, 10028300, 20056600]

約数ペア:

[(1, 20056600), (2, 10028300), (4, 5014150), (5, 4011320), (8, 2507075), (10, 2005660), (17, 1179800), (20, 1002830), (25, 802264), (34, 589900), (40, 501415), (50, 401132), (68, 294950), (85, 235960), (100, 200566), (136, 147475), (170, 117980), (200, 100283), (289, 69400), (340, 58990), (347, 57800), (425, 47192), (578, 34700), (680, 29495), (694, 28900), (850, 23596), (1156, 17350), (1388, 14450), (1445, 13880), (1700, 11798), (1735, 11560), (2312, 8675), (2776, 7225), (2890, 6940), (3400, 5899), (3470, 5780)]