20842290

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{33083}}^1$

素因数の和:33103

約数の個数: 48

約数和(自身を含む): 61933248

約数和(自身を除く): 41090958

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 33083, 66166, 99249, 165415, 198498, 231581, 297747, 330830, 463162, 496245, 595494, 694743, 992490, 1157905, 1389486, 1488735, 2084229, 2315810, 2977470, 3473715, 4168458, 6947430, 10421145, 20842290]

約数ペア:

[(1, 20842290), (2, 10421145), (3, 6947430), (5, 4168458), (6, 3473715), (7, 2977470), (9, 2315810), (10, 2084229), (14, 1488735), (15, 1389486), (18, 1157905), (21, 992490), (30, 694743), (35, 595494), (42, 496245), (45, 463162), (63, 330830), (70, 297747), (90, 231581), (105, 198498), (126, 165415), (210, 99249), (315, 66166), (630, 33083)]