20467170

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3203}}^1$

素因数の和:3287

約数の個数: 48

約数和(自身を含む): 53980992

約数和(自身を除く): 33513822

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 71, 90, 142, 213, 355, 426, 639, 710, 1065, 1278, 2130, 3195, 3203, 6390, 6406, 9609, 16015, 19218, 28827, 32030, 48045, 57654, 96090, 144135, 227413, 288270, 454826, 682239, 1137065, 1364478, 2046717, 2274130, 3411195, 4093434, 6822390, 10233585, 20467170]

約数ペア:

[(1, 20467170), (2, 10233585), (3, 6822390), (5, 4093434), (6, 3411195), (9, 2274130), (10, 2046717), (15, 1364478), (18, 1137065), (30, 682239), (45, 454826), (71, 288270), (90, 227413), (142, 144135), (213, 96090), (355, 57654), (426, 48045), (639, 32030), (710, 28827), (1065, 19218), (1278, 16015), (2130, 9609), (3195, 6406), (3203, 6390)]