39988816

素因数分解:

$2^4\times 7^1\times {\mathrm{67}}^1\times {\mathrm{73}}^2$

素因数の和:228

約数の個数: 60

約数和(自身を含む): 91116192

約数和(自身を除く): 51127376

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 67, 73, 112, 134, 146, 268, 292, 469, 511, 536, 584, 938, 1022, 1072, 1168, 1876, 2044, 3752, 4088, 4891, 5329, 7504, 8176, 9782, 10658, 19564, 21316, 34237, 37303, 39128, 42632, 68474, 74606, 78256, 85264, 136948, 149212, 273896, 298424, 357043, 547792, 596848, 714086, 1428172, 2499301, 2856344, 4998602, 5712688, 9997204, 19994408, 39988816]

約数ペア:

[(1, 39988816), (2, 19994408), (4, 9997204), (7, 5712688), (8, 4998602), (14, 2856344), (16, 2499301), (28, 1428172), (56, 714086), (67, 596848), (73, 547792), (112, 357043), (134, 298424), (146, 273896), (268, 149212), (292, 136948), (469, 85264), (511, 78256), (536, 74606), (584, 68474), (938, 42632), (1022, 39128), (1072, 37303), (1168, 34237), (1876, 21316), (2044, 19564), (3752, 10658), (4088, 9782), (4891, 8176), (5329, 7504)]