20434580

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1433}}^1$

素因数の和:1496

約数の個数: 48

約数和(自身を含む): 46255104

約数和(自身を除く): 25820524

約数列:

[1, 2, 4, 5, 10, 20, 23, 31, 46, 62, 92, 115, 124, 155, 230, 310, 460, 620, 713, 1426, 1433, 2852, 2866, 3565, 5732, 7130, 7165, 14260, 14330, 28660, 32959, 44423, 65918, 88846, 131836, 164795, 177692, 222115, 329590, 444230, 659180, 888460, 1021729, 2043458, 4086916, 5108645, 10217290, 20434580]

約数ペア:

[(1, 20434580), (2, 10217290), (4, 5108645), (5, 4086916), (10, 2043458), (20, 1021729), (23, 888460), (31, 659180), (46, 444230), (62, 329590), (92, 222115), (115, 177692), (124, 164795), (155, 131836), (230, 88846), (310, 65918), (460, 44423), (620, 32959), (713, 28660), (1426, 14330), (1433, 14260), (2852, 7165), (2866, 7130), (3565, 5732)]