20822760

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{8263}}^1$

素因数の和:8287

約数の個数: 96

約数和(自身を含む): 77351040

約数和(自身を除く): 56528280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 8263, 16526, 24789, 33052, 41315, 49578, 57841, 66104, 74367, 82630, 99156, 115682, 123945, 148734, 165260, 173523, 198312, 231364, 247890, 289205, 297468, 330520, 347046, 371835, 462728, 495780, 520569, 578410, 594936, 694092, 743670, 867615, 991560, 1041138, 1156820, 1388184, 1487340, 1735230, 2082276, 2313640, 2602845, 2974680, 3470460, 4164552, 5205690, 6940920, 10411380, 20822760]

約数ペア:

[(1, 20822760), (2, 10411380), (3, 6940920), (4, 5205690), (5, 4164552), (6, 3470460), (7, 2974680), (8, 2602845), (9, 2313640), (10, 2082276), (12, 1735230), (14, 1487340), (15, 1388184), (18, 1156820), (20, 1041138), (21, 991560), (24, 867615), (28, 743670), (30, 694092), (35, 594936), (36, 578410), (40, 520569), (42, 495780), (45, 462728), (56, 371835), (60, 347046), (63, 330520), (70, 297468), (72, 289205), (84, 247890), (90, 231364), (105, 198312), (120, 173523), (126, 165260), (140, 148734), (168, 123945), (180, 115682), (210, 99156), (252, 82630), (280, 74367), (315, 66104), (360, 57841), (420, 49578), (504, 41315), (630, 33052), (840, 24789), (1260, 16526), (2520, 8263)]