1254260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1$

素因数の和:81

約数の個数: 72

約数和(自身を含む): 3300864

約数和(自身を除く): 2046604

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 31, 34, 35, 62, 68, 70, 85, 119, 124, 140, 155, 170, 217, 238, 289, 310, 340, 434, 476, 527, 578, 595, 620, 868, 1054, 1085, 1156, 1190, 1445, 2023, 2108, 2170, 2380, 2635, 2890, 3689, 4046, 4340, 5270, 5780, 7378, 8092, 8959, 10115, 10540, 14756, 17918, 18445, 20230, 35836, 36890, 40460, 44795, 62713, 73780, 89590, 125426, 179180, 250852, 313565, 627130, 1254260]

約数ペア:

[(1, 1254260), (2, 627130), (4, 313565), (5, 250852), (7, 179180), (10, 125426), (14, 89590), (17, 73780), (20, 62713), (28, 44795), (31, 40460), (34, 36890), (35, 35836), (62, 20230), (68, 18445), (70, 17918), (85, 14756), (119, 10540), (124, 10115), (140, 8959), (155, 8092), (170, 7378), (217, 5780), (238, 5270), (289, 4340), (310, 4046), (340, 3689), (434, 2890), (476, 2635), (527, 2380), (578, 2170), (595, 2108), (620, 2023), (868, 1445), (1054, 1190), (1085, 1156)]