2018743090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{28081}}^1$

素因数の和:28187

約数の個数: 64

約数和(自身を含む): 4529064960

約数和(自身を除く): 2510321870

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 79, 91, 130, 158, 182, 395, 455, 553, 790, 910, 1027, 1106, 2054, 2765, 5135, 5530, 7189, 10270, 14378, 28081, 35945, 56162, 71890, 140405, 196567, 280810, 365053, 393134, 730106, 982835, 1825265, 1965670, 2218399, 2555371, 3650530, 4436798, 5110742, 11091995, 12776855, 15528793, 22183990, 25553710, 28839187, 31057586, 57678374, 77643965, 144195935, 155287930, 201874309, 288391870, 403748618, 1009371545, 2018743090]

約数ペア:

[(1, 2018743090), (2, 1009371545), (5, 403748618), (7, 288391870), (10, 201874309), (13, 155287930), (14, 144195935), (26, 77643965), (35, 57678374), (65, 31057586), (70, 28839187), (79, 25553710), (91, 22183990), (130, 15528793), (158, 12776855), (182, 11091995), (395, 5110742), (455, 4436798), (553, 3650530), (790, 2555371), (910, 2218399), (1027, 1965670), (1106, 1825265), (2054, 982835), (2765, 730106), (5135, 393134), (5530, 365053), (7189, 280810), (10270, 196567), (14378, 140405), (28081, 71890), (35945, 56162)]