17920170

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2141}}^1$

素因数の和:2188

約数の個数: 64

約数和(自身を含む): 49351680

約数和(自身を除く): 31431510

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 54, 62, 90, 93, 135, 155, 186, 270, 279, 310, 465, 558, 837, 930, 1395, 1674, 2141, 2790, 4185, 4282, 6423, 8370, 10705, 12846, 19269, 21410, 32115, 38538, 57807, 64230, 66371, 96345, 115614, 132742, 192690, 199113, 289035, 331855, 398226, 578070, 597339, 663710, 995565, 1194678, 1792017, 1991130, 2986695, 3584034, 5973390, 8960085, 17920170]

約数ペア:

[(1, 17920170), (2, 8960085), (3, 5973390), (5, 3584034), (6, 2986695), (9, 1991130), (10, 1792017), (15, 1194678), (18, 995565), (27, 663710), (30, 597339), (31, 578070), (45, 398226), (54, 331855), (62, 289035), (90, 199113), (93, 192690), (135, 132742), (155, 115614), (186, 96345), (270, 66371), (279, 64230), (310, 57807), (465, 38538), (558, 32115), (837, 21410), (930, 19269), (1395, 12846), (1674, 10705), (2141, 8370), (2790, 6423), (4185, 4282)]