20920830

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{99623}}^1$

素因数の和:99640

約数の個数: 32

約数和(自身を含む): 57383424

約数和(自身を除く): 36462594

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 99623, 199246, 298869, 498115, 597738, 697361, 996230, 1394722, 1494345, 2092083, 2988690, 3486805, 4184166, 6973610, 10460415, 20920830]

約数ペア:

[(1, 20920830), (2, 10460415), (3, 6973610), (5, 4184166), (6, 3486805), (7, 2988690), (10, 2092083), (14, 1494345), (15, 1394722), (21, 996230), (30, 697361), (35, 597738), (42, 498115), (70, 298869), (105, 199246), (210, 99623)]