1287356590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{4871}}^1$

素因数の和:5017

約数の個数: 64

約数和(自身を含む): 2651927040

約数和(自身を除く): 1364570450

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 107, 130, 190, 214, 247, 494, 535, 1070, 1235, 1391, 2033, 2470, 2782, 4066, 4871, 6955, 9742, 10165, 13910, 20330, 24355, 26429, 48710, 52858, 63323, 92549, 126646, 132145, 185098, 264290, 316615, 462745, 521197, 633230, 925490, 1042394, 1203137, 2406274, 2605985, 5211970, 6015685, 6775561, 9902743, 12031370, 13551122, 19805486, 33877805, 49513715, 67755610, 99027430, 128735659, 257471318, 643678295, 1287356590]

約数ペア:

[(1, 1287356590), (2, 643678295), (5, 257471318), (10, 128735659), (13, 99027430), (19, 67755610), (26, 49513715), (38, 33877805), (65, 19805486), (95, 13551122), (107, 12031370), (130, 9902743), (190, 6775561), (214, 6015685), (247, 5211970), (494, 2605985), (535, 2406274), (1070, 1203137), (1235, 1042394), (1391, 925490), (2033, 633230), (2470, 521197), (2782, 462745), (4066, 316615), (4871, 264290), (6955, 185098), (9742, 132145), (10165, 126646), (13910, 92549), (20330, 63323), (24355, 52858), (26429, 48710)]