28505510

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{593}}^1$

素因数の和:653

約数の個数: 64

約数和(自身を含む): 61585920

約数和(自身を除く): 33080410

約数列:

[1, 2, 5, 10, 11, 19, 22, 23, 38, 46, 55, 95, 110, 115, 190, 209, 230, 253, 418, 437, 506, 593, 874, 1045, 1186, 1265, 2090, 2185, 2530, 2965, 4370, 4807, 5930, 6523, 9614, 11267, 13046, 13639, 22534, 24035, 27278, 32615, 48070, 56335, 65230, 68195, 112670, 123937, 136390, 150029, 247874, 259141, 300058, 518282, 619685, 750145, 1239370, 1295705, 1500290, 2591410, 2850551, 5701102, 14252755, 28505510]

約数ペア:

[(1, 28505510), (2, 14252755), (5, 5701102), (10, 2850551), (11, 2591410), (19, 1500290), (22, 1295705), (23, 1239370), (38, 750145), (46, 619685), (55, 518282), (95, 300058), (110, 259141), (115, 247874), (190, 150029), (209, 136390), (230, 123937), (253, 112670), (418, 68195), (437, 65230), (506, 56335), (593, 48070), (874, 32615), (1045, 27278), (1186, 24035), (1265, 22534), (2090, 13639), (2185, 13046), (2530, 11267), (2965, 9614), (4370, 6523), (4807, 5930)]