1725780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{587}}^1$

素因数の和:613

約数の個数: 72

約数和(自身を含む): 5630688

約数和(自身を除く): 3904908

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 587, 588, 735, 980, 1174, 1470, 1761, 2348, 2935, 2940, 3522, 4109, 5870, 7044, 8218, 8805, 11740, 12327, 16436, 17610, 20545, 24654, 28763, 35220, 41090, 49308, 57526, 61635, 82180, 86289, 115052, 123270, 143815, 172578, 246540, 287630, 345156, 431445, 575260, 862890, 1725780]

約数ペア:

[(1, 1725780), (2, 862890), (3, 575260), (4, 431445), (5, 345156), (6, 287630), (7, 246540), (10, 172578), (12, 143815), (14, 123270), (15, 115052), (20, 86289), (21, 82180), (28, 61635), (30, 57526), (35, 49308), (42, 41090), (49, 35220), (60, 28763), (70, 24654), (84, 20545), (98, 17610), (105, 16436), (140, 12327), (147, 11740), (196, 8805), (210, 8218), (245, 7044), (294, 5870), (420, 4109), (490, 3522), (587, 2940), (588, 2935), (735, 2348), (980, 1761), (1174, 1470)]