2914378840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{72353}}^1$

素因数の和:72436

約数の個数: 64

約数和(自身を含む): 7032808800

約数和(自身を除く): 4118429960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 53, 76, 95, 106, 152, 190, 212, 265, 380, 424, 530, 760, 1007, 1060, 2014, 2120, 4028, 5035, 8056, 10070, 20140, 40280, 72353, 144706, 289412, 361765, 578824, 723530, 1374707, 1447060, 2749414, 2894120, 3834709, 5498828, 6873535, 7669418, 10997656, 13747070, 15338836, 19173545, 27494140, 30677672, 38347090, 54988280, 72859471, 76694180, 145718942, 153388360, 291437884, 364297355, 582875768, 728594710, 1457189420, 2914378840]

約数ペア:

[(1, 2914378840), (2, 1457189420), (4, 728594710), (5, 582875768), (8, 364297355), (10, 291437884), (19, 153388360), (20, 145718942), (38, 76694180), (40, 72859471), (53, 54988280), (76, 38347090), (95, 30677672), (106, 27494140), (152, 19173545), (190, 15338836), (212, 13747070), (265, 10997656), (380, 7669418), (424, 6873535), (530, 5498828), (760, 3834709), (1007, 2894120), (1060, 2749414), (2014, 1447060), (2120, 1374707), (4028, 723530), (5035, 578824), (8056, 361765), (10070, 289412), (20140, 144706), (40280, 72353)]