38537720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2003}}^1$

素因数の和:2064

約数の個数: 64

約数和(自身を含む): 95951520

約数和(自身を除く): 57413800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 37, 40, 52, 65, 74, 104, 130, 148, 185, 260, 296, 370, 481, 520, 740, 962, 1480, 1924, 2003, 2405, 3848, 4006, 4810, 8012, 9620, 10015, 16024, 19240, 20030, 26039, 40060, 52078, 74111, 80120, 104156, 130195, 148222, 208312, 260390, 296444, 370555, 520780, 592888, 741110, 963443, 1041560, 1482220, 1926886, 2964440, 3853772, 4817215, 7707544, 9634430, 19268860, 38537720]

約数ペア:

[(1, 38537720), (2, 19268860), (4, 9634430), (5, 7707544), (8, 4817215), (10, 3853772), (13, 2964440), (20, 1926886), (26, 1482220), (37, 1041560), (40, 963443), (52, 741110), (65, 592888), (74, 520780), (104, 370555), (130, 296444), (148, 260390), (185, 208312), (260, 148222), (296, 130195), (370, 104156), (481, 80120), (520, 74111), (740, 52078), (962, 40060), (1480, 26039), (1924, 20030), (2003, 19240), (2405, 16024), (3848, 10015), (4006, 9620), (4810, 8012)]