406691480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{25229}}^1$

素因数の和:25284

約数の個数: 64

約数和(自身を含む): 1017273600

約数和(自身を除く): 610582120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1612, 2015, 3224, 4030, 8060, 16120, 25229, 50458, 100916, 126145, 201832, 252290, 327977, 504580, 655954, 782099, 1009160, 1311908, 1564198, 1639885, 2623816, 3128396, 3279770, 3910495, 6256792, 6559540, 7820990, 10167287, 13119080, 15641980, 20334574, 31283960, 40669148, 50836435, 81338296, 101672870, 203345740, 406691480]

約数ペア:

[(1, 406691480), (2, 203345740), (4, 101672870), (5, 81338296), (8, 50836435), (10, 40669148), (13, 31283960), (20, 20334574), (26, 15641980), (31, 13119080), (40, 10167287), (52, 7820990), (62, 6559540), (65, 6256792), (104, 3910495), (124, 3279770), (130, 3128396), (155, 2623816), (248, 1639885), (260, 1564198), (310, 1311908), (403, 1009160), (520, 782099), (620, 655954), (806, 504580), (1240, 327977), (1612, 252290), (2015, 201832), (3224, 126145), (4030, 100916), (8060, 50458), (16120, 25229)]