145704020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{94613}}^1$

素因数の和:94640

約数の個数: 48

約数和(自身を含む): 381483648

約数和(自身を除く): 235779628

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 94613, 189226, 378452, 473065, 662291, 946130, 1040743, 1324582, 1892260, 2081486, 2649164, 3311455, 4162972, 5203715, 6622910, 7285201, 10407430, 13245820, 14570402, 20814860, 29140804, 36426005, 72852010, 145704020]

約数ペア:

[(1, 145704020), (2, 72852010), (4, 36426005), (5, 29140804), (7, 20814860), (10, 14570402), (11, 13245820), (14, 10407430), (20, 7285201), (22, 6622910), (28, 5203715), (35, 4162972), (44, 3311455), (55, 2649164), (70, 2081486), (77, 1892260), (110, 1324582), (140, 1040743), (154, 946130), (220, 662291), (308, 473065), (385, 378452), (770, 189226), (1540, 94613)]