20038097440

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{727}}^1\times {\mathrm{5557}}^1$

素因数の和:6330

約数の個数: 96

約数和(自身を含む): 48943125504

約数和(自身を除く): 28905028064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 727, 992, 1240, 1454, 2480, 2908, 3635, 4960, 5557, 5816, 7270, 11114, 11632, 14540, 22228, 22537, 23264, 27785, 29080, 44456, 45074, 55570, 58160, 88912, 90148, 111140, 112685, 116320, 172267, 177824, 180296, 222280, 225370, 344534, 360592, 444560, 450740, 689068, 721184, 861335, 889120, 901480, 1378136, 1722670, 1802960, 2756272, 3445340, 3605920, 4039939, 5512544, 6890680, 8079878, 13781360, 16159756, 20199695, 27562720, 32319512, 40399390, 64639024, 80798780, 125238109, 129278048, 161597560, 250476218, 323195120, 500952436, 626190545, 646390240, 1001904872, 1252381090, 2003809744, 2504762180, 4007619488, 5009524360, 10019048720, 20038097440]

約数ペア:

[(1, 20038097440), (2, 10019048720), (4, 5009524360), (5, 4007619488), (8, 2504762180), (10, 2003809744), (16, 1252381090), (20, 1001904872), (31, 646390240), (32, 626190545), (40, 500952436), (62, 323195120), (80, 250476218), (124, 161597560), (155, 129278048), (160, 125238109), (248, 80798780), (310, 64639024), (496, 40399390), (620, 32319512), (727, 27562720), (992, 20199695), (1240, 16159756), (1454, 13781360), (2480, 8079878), (2908, 6890680), (3635, 5512544), (4960, 4039939), (5557, 3605920), (5816, 3445340), (7270, 2756272), (11114, 1802960), (11632, 1722670), (14540, 1378136), (22228, 901480), (22537, 889120), (23264, 861335), (27785, 721184), (29080, 689068), (44456, 450740), (45074, 444560), (55570, 360592), (58160, 344534), (88912, 225370), (90148, 222280), (111140, 180296), (112685, 177824), (116320, 172267)]