40660256

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{13963}}^1$

素因数の和:13993

約数の個数: 48

約数和(自身を含む): 98529984

約数和(自身を除く): 57869728

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 364, 416, 728, 1456, 2912, 13963, 27926, 55852, 97741, 111704, 181519, 195482, 223408, 363038, 390964, 446816, 726076, 781928, 1270633, 1452152, 1563856, 2541266, 2904304, 3127712, 5082532, 5808608, 10165064, 20330128, 40660256]

約数ペア:

[(1, 40660256), (2, 20330128), (4, 10165064), (7, 5808608), (8, 5082532), (13, 3127712), (14, 2904304), (16, 2541266), (26, 1563856), (28, 1452152), (32, 1270633), (52, 781928), (56, 726076), (91, 446816), (104, 390964), (112, 363038), (182, 223408), (208, 195482), (224, 181519), (364, 111704), (416, 97741), (728, 55852), (1456, 27926), (2912, 13963)]