205900980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{167}}^1\times {\mathrm{20549}}^1$

素因数の和:20728

約数の個数: 48

約数和(自身を含む): 580003200

約数和(自身を除く): 374102220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 167, 334, 501, 668, 835, 1002, 1670, 2004, 2505, 3340, 5010, 10020, 20549, 41098, 61647, 82196, 102745, 123294, 205490, 246588, 308235, 410980, 616470, 1232940, 3431683, 6863366, 10295049, 13726732, 17158415, 20590098, 34316830, 41180196, 51475245, 68633660, 102950490, 205900980]

約数ペア:

[(1, 205900980), (2, 102950490), (3, 68633660), (4, 51475245), (5, 41180196), (6, 34316830), (10, 20590098), (12, 17158415), (15, 13726732), (20, 10295049), (30, 6863366), (60, 3431683), (167, 1232940), (334, 616470), (501, 410980), (668, 308235), (835, 246588), (1002, 205490), (1670, 123294), (2004, 102745), (2505, 82196), (3340, 61647), (5010, 41098), (10020, 20549)]