40547804720

素因数分解:

$2^4\times 5^1\times {\mathrm{401}}^1\times {\mathrm{677}}^1\times {\mathrm{1867}}^1$

素因数の和:2958

約数の個数: 80

約数和(自身を含む): 94699037088

約数和(自身を除く): 54151232368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 401, 677, 802, 1354, 1604, 1867, 2005, 2708, 3208, 3385, 3734, 4010, 5416, 6416, 6770, 7468, 8020, 9335, 10832, 13540, 14936, 16040, 18670, 27080, 29872, 32080, 37340, 54160, 74680, 149360, 271477, 542954, 748667, 1085908, 1263959, 1357385, 1497334, 2171816, 2527918, 2714770, 2994668, 3743335, 4343632, 5055836, 5429540, 5989336, 6319795, 7486670, 10111672, 10859080, 11978672, 12639590, 14973340, 20223344, 21718160, 25279180, 29946680, 50558360, 59893360, 101116720, 506847559, 1013695118, 2027390236, 2534237795, 4054780472, 5068475590, 8109560944, 10136951180, 20273902360, 40547804720]

約数ペア:

[(1, 40547804720), (2, 20273902360), (4, 10136951180), (5, 8109560944), (8, 5068475590), (10, 4054780472), (16, 2534237795), (20, 2027390236), (40, 1013695118), (80, 506847559), (401, 101116720), (677, 59893360), (802, 50558360), (1354, 29946680), (1604, 25279180), (1867, 21718160), (2005, 20223344), (2708, 14973340), (3208, 12639590), (3385, 11978672), (3734, 10859080), (4010, 10111672), (5416, 7486670), (6416, 6319795), (6770, 5989336), (7468, 5429540), (8020, 5055836), (9335, 4343632), (10832, 3743335), (13540, 2994668), (14936, 2714770), (16040, 2527918), (18670, 2171816), (27080, 1497334), (29872, 1357385), (32080, 1263959), (37340, 1085908), (54160, 748667), (74680, 542954), (149360, 271477)]