1849890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{383}}^1$

素因数の和:423

約数の個数: 64

約数和(自身を含む): 5308416

約数和(自身を除く): 3458526

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 23, 30, 35, 42, 46, 69, 70, 105, 115, 138, 161, 210, 230, 322, 345, 383, 483, 690, 766, 805, 966, 1149, 1610, 1915, 2298, 2415, 2681, 3830, 4830, 5362, 5745, 8043, 8809, 11490, 13405, 16086, 17618, 26427, 26810, 40215, 44045, 52854, 61663, 80430, 88090, 123326, 132135, 184989, 264270, 308315, 369978, 616630, 924945, 1849890]

約数ペア:

[(1, 1849890), (2, 924945), (3, 616630), (5, 369978), (6, 308315), (7, 264270), (10, 184989), (14, 132135), (15, 123326), (21, 88090), (23, 80430), (30, 61663), (35, 52854), (42, 44045), (46, 40215), (69, 26810), (70, 26427), (105, 17618), (115, 16086), (138, 13405), (161, 11490), (210, 8809), (230, 8043), (322, 5745), (345, 5362), (383, 4830), (483, 3830), (690, 2681), (766, 2415), (805, 2298), (966, 1915), (1149, 1610)]