384177580

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{281}}^1\times {\mathrm{347}}^1$

素因数の和:834

約数の個数: 48

約数和(自身を含む): 816098976

約数和(自身を除く): 431921396

約数列:

[1, 2, 4, 5, 10, 20, 197, 281, 347, 394, 562, 694, 788, 985, 1124, 1388, 1405, 1735, 1970, 2810, 3470, 3940, 5620, 6940, 55357, 68359, 97507, 110714, 136718, 195014, 221428, 273436, 276785, 341795, 390028, 487535, 553570, 683590, 975070, 1107140, 1367180, 1950140, 19208879, 38417758, 76835516, 96044395, 192088790, 384177580]

約数ペア:

[(1, 384177580), (2, 192088790), (4, 96044395), (5, 76835516), (10, 38417758), (20, 19208879), (197, 1950140), (281, 1367180), (347, 1107140), (394, 975070), (562, 683590), (694, 553570), (788, 487535), (985, 390028), (1124, 341795), (1388, 276785), (1405, 273436), (1735, 221428), (1970, 195014), (2810, 136718), (3470, 110714), (3940, 97507), (5620, 68359), (6940, 55357)]