2012396341240

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1\times {\mathrm{3121543}}^1$

素因数の和:3121852

約数の個数: 64

約数和(自身を含む): 4611893967360

約数和(自身を除く): 2599497626120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 227, 284, 355, 454, 568, 710, 908, 1135, 1420, 1816, 2270, 2840, 4540, 9080, 16117, 32234, 64468, 80585, 128936, 161170, 322340, 644680, 3121543, 6243086, 12486172, 15607715, 24972344, 31215430, 62430860, 124861720, 221629553, 443259106, 708590261, 886518212, 1108147765, 1417180522, 1773036424, 2216295530, 2834361044, 3542951305, 4432591060, 5668722088, 7085902610, 8865182120, 14171805220, 28343610440, 50309908531, 100619817062, 201239634124, 251549542655, 402479268248, 503099085310, 1006198170620, 2012396341240]

約数ペア:

[(1, 2012396341240), (2, 1006198170620), (4, 503099085310), (5, 402479268248), (8, 251549542655), (10, 201239634124), (20, 100619817062), (40, 50309908531), (71, 28343610440), (142, 14171805220), (227, 8865182120), (284, 7085902610), (355, 5668722088), (454, 4432591060), (568, 3542951305), (710, 2834361044), (908, 2216295530), (1135, 1773036424), (1420, 1417180522), (1816, 1108147765), (2270, 886518212), (2840, 708590261), (4540, 443259106), (9080, 221629553), (16117, 124861720), (32234, 62430860), (64468, 31215430), (80585, 24972344), (128936, 15607715), (161170, 12486172), (322340, 6243086), (644680, 3121543)]