2882490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1$

素因数の和:431

約数の個数: 64

約数和(自身を含む): 7862400

約数和(自身を除く): 4979910

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 19, 26, 30, 38, 39, 57, 65, 78, 95, 114, 130, 190, 195, 247, 285, 389, 390, 494, 570, 741, 778, 1167, 1235, 1482, 1945, 2334, 2470, 3705, 3890, 5057, 5835, 7391, 7410, 10114, 11670, 14782, 15171, 22173, 25285, 30342, 36955, 44346, 50570, 73910, 75855, 96083, 110865, 151710, 192166, 221730, 288249, 480415, 576498, 960830, 1441245, 2882490]

約数ペア:

[(1, 2882490), (2, 1441245), (3, 960830), (5, 576498), (6, 480415), (10, 288249), (13, 221730), (15, 192166), (19, 151710), (26, 110865), (30, 96083), (38, 75855), (39, 73910), (57, 50570), (65, 44346), (78, 36955), (95, 30342), (114, 25285), (130, 22173), (190, 15171), (195, 14782), (247, 11670), (285, 10114), (389, 7410), (390, 7391), (494, 5835), (570, 5057), (741, 3890), (778, 3705), (1167, 2470), (1235, 2334), (1482, 1945)]