2839550

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:106

約数の個数: 72

約数和(自身を含む): 6573240

約数和(自身を除く): 3733690

約数列:

[1, 2, 5, 7, 10, 14, 19, 25, 35, 38, 49, 50, 61, 70, 95, 98, 122, 133, 175, 190, 245, 266, 305, 350, 427, 475, 490, 610, 665, 854, 931, 950, 1159, 1225, 1330, 1525, 1862, 2135, 2318, 2450, 2989, 3050, 3325, 4270, 4655, 5795, 5978, 6650, 8113, 9310, 10675, 11590, 14945, 16226, 21350, 23275, 28975, 29890, 40565, 46550, 56791, 57950, 74725, 81130, 113582, 149450, 202825, 283955, 405650, 567910, 1419775, 2839550]

約数ペア:

[(1, 2839550), (2, 1419775), (5, 567910), (7, 405650), (10, 283955), (14, 202825), (19, 149450), (25, 113582), (35, 81130), (38, 74725), (49, 57950), (50, 56791), (61, 46550), (70, 40565), (95, 29890), (98, 28975), (122, 23275), (133, 21350), (175, 16226), (190, 14945), (245, 11590), (266, 10675), (305, 9310), (350, 8113), (427, 6650), (475, 5978), (490, 5795), (610, 4655), (665, 4270), (854, 3325), (931, 3050), (950, 2989), (1159, 2450), (1225, 2318), (1330, 2135), (1525, 1862)]