39777640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7477}}^1$

素因数の和:7514

約数の個数: 64

約数和(自身を含む): 107683200

約数和(自身を除く): 67905560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 7477, 14954, 29908, 37385, 52339, 59816, 74770, 104678, 142063, 149540, 209356, 261695, 284126, 299080, 418712, 523390, 568252, 710315, 994441, 1046780, 1136504, 1420630, 1988882, 2093560, 2841260, 3977764, 4972205, 5682520, 7955528, 9944410, 19888820, 39777640]

約数ペア:

[(1, 39777640), (2, 19888820), (4, 9944410), (5, 7955528), (7, 5682520), (8, 4972205), (10, 3977764), (14, 2841260), (19, 2093560), (20, 1988882), (28, 1420630), (35, 1136504), (38, 1046780), (40, 994441), (56, 710315), (70, 568252), (76, 523390), (95, 418712), (133, 299080), (140, 284126), (152, 261695), (190, 209356), (266, 149540), (280, 142063), (380, 104678), (532, 74770), (665, 59816), (760, 52339), (1064, 37385), (1330, 29908), (2660, 14954), (5320, 7477)]