2011095980

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{647}}^1\times {\mathrm{2129}}^1$

素因数の和:2858

約数の個数: 48

約数和(自身を含む): 4289785920

約数和(自身を除く): 2278689940

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 647, 730, 1294, 1460, 2129, 2588, 3235, 4258, 6470, 8516, 10645, 12940, 21290, 42580, 47231, 94462, 155417, 188924, 236155, 310834, 472310, 621668, 777085, 944620, 1377463, 1554170, 2754926, 3108340, 5509852, 6887315, 13774630, 27549260, 100554799, 201109598, 402219196, 502773995, 1005547990, 2011095980]

約数ペア:

[(1, 2011095980), (2, 1005547990), (4, 502773995), (5, 402219196), (10, 201109598), (20, 100554799), (73, 27549260), (146, 13774630), (292, 6887315), (365, 5509852), (647, 3108340), (730, 2754926), (1294, 1554170), (1460, 1377463), (2129, 944620), (2588, 777085), (3235, 621668), (4258, 472310), (6470, 310834), (8516, 236155), (10645, 188924), (12940, 155417), (21290, 94462), (42580, 47231)]