40888736

素因数分解:

$2^5\times 7^2\times {\mathrm{89}}^1\times {\mathrm{293}}^1$

素因数の和:406

約数の個数: 72

約数和(自身を含む): 95017860

約数和(自身を除く): 54129124

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 89, 98, 112, 178, 196, 224, 293, 356, 392, 586, 623, 712, 784, 1172, 1246, 1424, 1568, 2051, 2344, 2492, 2848, 4102, 4361, 4688, 4984, 8204, 8722, 9376, 9968, 14357, 16408, 17444, 19936, 26077, 28714, 32816, 34888, 52154, 57428, 65632, 69776, 104308, 114856, 139552, 182539, 208616, 229712, 365078, 417232, 459424, 730156, 834464, 1277773, 1460312, 2555546, 2920624, 5111092, 5841248, 10222184, 20444368, 40888736]

約数ペア:

[(1, 40888736), (2, 20444368), (4, 10222184), (7, 5841248), (8, 5111092), (14, 2920624), (16, 2555546), (28, 1460312), (32, 1277773), (49, 834464), (56, 730156), (89, 459424), (98, 417232), (112, 365078), (178, 229712), (196, 208616), (224, 182539), (293, 139552), (356, 114856), (392, 104308), (586, 69776), (623, 65632), (712, 57428), (784, 52154), (1172, 34888), (1246, 32816), (1424, 28714), (1568, 26077), (2051, 19936), (2344, 17444), (2492, 16408), (2848, 14357), (4102, 9968), (4361, 9376), (4688, 8722), (4984, 8204)]