84255640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{4933}}^1$

素因数の和:5012

約数の個数: 64

約数和(自身を含む): 220253760

約数和(自身を除く): 135998120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 61, 70, 122, 140, 244, 280, 305, 427, 488, 610, 854, 1220, 1708, 2135, 2440, 3416, 4270, 4933, 8540, 9866, 17080, 19732, 24665, 34531, 39464, 49330, 69062, 98660, 138124, 172655, 197320, 276248, 300913, 345310, 601826, 690620, 1203652, 1381240, 1504565, 2106391, 2407304, 3009130, 4212782, 6018260, 8425564, 10531955, 12036520, 16851128, 21063910, 42127820, 84255640]

約数ペア:

[(1, 84255640), (2, 42127820), (4, 21063910), (5, 16851128), (7, 12036520), (8, 10531955), (10, 8425564), (14, 6018260), (20, 4212782), (28, 3009130), (35, 2407304), (40, 2106391), (56, 1504565), (61, 1381240), (70, 1203652), (122, 690620), (140, 601826), (244, 345310), (280, 300913), (305, 276248), (427, 197320), (488, 172655), (610, 138124), (854, 98660), (1220, 69062), (1708, 49330), (2135, 39464), (2440, 34531), (3416, 24665), (4270, 19732), (4933, 17080), (8540, 9866)]