550380920

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1\times {\mathrm{1447}}^1$

素因数の和:1752

約数の個数: 64

約数和(自身を含む): 1277657280

約数和(自身を除く): 727276360

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 257, 296, 370, 514, 740, 1028, 1285, 1447, 1480, 2056, 2570, 2894, 5140, 5788, 7235, 9509, 10280, 11576, 14470, 19018, 28940, 38036, 47545, 53539, 57880, 76072, 95090, 107078, 190180, 214156, 267695, 371879, 380360, 428312, 535390, 743758, 1070780, 1487516, 1859395, 2141560, 2975032, 3718790, 7437580, 13759523, 14875160, 27519046, 55038092, 68797615, 110076184, 137595230, 275190460, 550380920]

約数ペア:

[(1, 550380920), (2, 275190460), (4, 137595230), (5, 110076184), (8, 68797615), (10, 55038092), (20, 27519046), (37, 14875160), (40, 13759523), (74, 7437580), (148, 3718790), (185, 2975032), (257, 2141560), (296, 1859395), (370, 1487516), (514, 1070780), (740, 743758), (1028, 535390), (1285, 428312), (1447, 380360), (1480, 371879), (2056, 267695), (2570, 214156), (2894, 190180), (5140, 107078), (5788, 95090), (7235, 76072), (9509, 57880), (10280, 53539), (11576, 47545), (14470, 38036), (19018, 28940)]