40688648

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5081}}^1$

素因数の和:5118

約数の個数: 64

約数和(自身を含む): 102453120

約数和(自身を除く): 61764472

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 143, 154, 182, 286, 308, 364, 572, 616, 728, 1001, 1144, 2002, 4004, 5081, 8008, 10162, 20324, 35567, 40648, 55891, 66053, 71134, 111782, 132106, 142268, 223564, 264212, 284536, 391237, 447128, 462371, 528424, 726583, 782474, 924742, 1453166, 1564948, 1849484, 2906332, 3129896, 3698968, 5086081, 5812664, 10172162, 20344324, 40688648]

約数ペア:

[(1, 40688648), (2, 20344324), (4, 10172162), (7, 5812664), (8, 5086081), (11, 3698968), (13, 3129896), (14, 2906332), (22, 1849484), (26, 1564948), (28, 1453166), (44, 924742), (52, 782474), (56, 726583), (77, 528424), (88, 462371), (91, 447128), (104, 391237), (143, 284536), (154, 264212), (182, 223564), (286, 142268), (308, 132106), (364, 111782), (572, 71134), (616, 66053), (728, 55891), (1001, 40648), (1144, 35567), (2002, 20324), (4004, 10162), (5081, 8008)]