2012804480

素因数分解:

$2^7\times 5^1\times {\mathrm{431}}^1\times {\mathrm{7297}}^1$

素因数の和:7747

約数の個数: 64

約数和(自身を含む): 4823686080

約数和(自身を除く): 2810881600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 431, 640, 862, 1724, 2155, 3448, 4310, 6896, 7297, 8620, 13792, 14594, 17240, 27584, 29188, 34480, 36485, 55168, 58376, 68960, 72970, 116752, 137920, 145940, 233504, 275840, 291880, 467008, 583760, 934016, 1167520, 2335040, 3145007, 4670080, 6290014, 12580028, 15725035, 25160056, 31450070, 50320112, 62900140, 100640224, 125800280, 201280448, 251600560, 402560896, 503201120, 1006402240, 2012804480]

約数ペア:

[(1, 2012804480), (2, 1006402240), (4, 503201120), (5, 402560896), (8, 251600560), (10, 201280448), (16, 125800280), (20, 100640224), (32, 62900140), (40, 50320112), (64, 31450070), (80, 25160056), (128, 15725035), (160, 12580028), (320, 6290014), (431, 4670080), (640, 3145007), (862, 2335040), (1724, 1167520), (2155, 934016), (3448, 583760), (4310, 467008), (6896, 291880), (7297, 275840), (8620, 233504), (13792, 145940), (14594, 137920), (17240, 116752), (27584, 72970), (29188, 68960), (34480, 58376), (36485, 55168)]