406989080

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{5563}}^1$

素因数の和:5664

約数の個数: 64

約数和(自身を含む): 961459200

約数和(自身を除く): 554470120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 59, 62, 118, 124, 155, 236, 248, 295, 310, 472, 590, 620, 1180, 1240, 1829, 2360, 3658, 5563, 7316, 9145, 11126, 14632, 18290, 22252, 27815, 36580, 44504, 55630, 73160, 111260, 172453, 222520, 328217, 344906, 656434, 689812, 862265, 1312868, 1379624, 1641085, 1724530, 2625736, 3282170, 3449060, 6564340, 6898120, 10174727, 13128680, 20349454, 40698908, 50873635, 81397816, 101747270, 203494540, 406989080]

約数ペア:

[(1, 406989080), (2, 203494540), (4, 101747270), (5, 81397816), (8, 50873635), (10, 40698908), (20, 20349454), (31, 13128680), (40, 10174727), (59, 6898120), (62, 6564340), (118, 3449060), (124, 3282170), (155, 2625736), (236, 1724530), (248, 1641085), (295, 1379624), (310, 1312868), (472, 862265), (590, 689812), (620, 656434), (1180, 344906), (1240, 328217), (1829, 222520), (2360, 172453), (3658, 111260), (5563, 73160), (7316, 55630), (9145, 44504), (11126, 36580), (14632, 27815), (18290, 22252)]