40209080

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2039}}^1$

素因数の和:2096

約数の個数: 64

約数和(自身を含む): 99144000

約数和(自身を除く): 58934920

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 29, 34, 40, 58, 68, 85, 116, 136, 145, 170, 232, 290, 340, 493, 580, 680, 986, 1160, 1972, 2039, 2465, 3944, 4078, 4930, 8156, 9860, 10195, 16312, 19720, 20390, 34663, 40780, 59131, 69326, 81560, 118262, 138652, 173315, 236524, 277304, 295655, 346630, 473048, 591310, 693260, 1005227, 1182620, 1386520, 2010454, 2365240, 4020908, 5026135, 8041816, 10052270, 20104540, 40209080]

約数ペア:

[(1, 40209080), (2, 20104540), (4, 10052270), (5, 8041816), (8, 5026135), (10, 4020908), (17, 2365240), (20, 2010454), (29, 1386520), (34, 1182620), (40, 1005227), (58, 693260), (68, 591310), (85, 473048), (116, 346630), (136, 295655), (145, 277304), (170, 236524), (232, 173315), (290, 138652), (340, 118262), (493, 81560), (580, 69326), (680, 59131), (986, 40780), (1160, 34663), (1972, 20390), (2039, 19720), (2465, 16312), (3944, 10195), (4078, 9860), (4930, 8156)]