20849430

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{983}}^1$

素因数の和:1101

約数の個数: 64

約数和(自身を含む): 57811968

約数和(自身を除く): 36962538

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 101, 105, 202, 210, 303, 505, 606, 707, 983, 1010, 1414, 1515, 1966, 2121, 2949, 3030, 3535, 4242, 4915, 5898, 6881, 7070, 9830, 10605, 13762, 14745, 20643, 21210, 29490, 34405, 41286, 68810, 99283, 103215, 198566, 206430, 297849, 496415, 595698, 694981, 992830, 1389962, 1489245, 2084943, 2978490, 3474905, 4169886, 6949810, 10424715, 20849430]

約数ペア:

[(1, 20849430), (2, 10424715), (3, 6949810), (5, 4169886), (6, 3474905), (7, 2978490), (10, 2084943), (14, 1489245), (15, 1389962), (21, 992830), (30, 694981), (35, 595698), (42, 496415), (70, 297849), (101, 206430), (105, 198566), (202, 103215), (210, 99283), (303, 68810), (505, 41286), (606, 34405), (707, 29490), (983, 21210), (1010, 20643), (1414, 14745), (1515, 13762), (1966, 10605), (2121, 9830), (2949, 7070), (3030, 6881), (3535, 5898), (4242, 4915)]