2013758720

素因数分解:

$2^8\times 5^1\times {\mathrm{863}}^1\times {\mathrm{1823}}^1$

素因数の和:2707

約数の個数: 72

約数和(自身を含む): 4831819776

約数和(自身を除く): 2818061056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 863, 1280, 1726, 1823, 3452, 3646, 4315, 6904, 7292, 8630, 9115, 13808, 14584, 17260, 18230, 27616, 29168, 34520, 36460, 55232, 58336, 69040, 72920, 110464, 116672, 138080, 145840, 220928, 233344, 276160, 291680, 466688, 552320, 583360, 1104640, 1166720, 1573249, 2333440, 3146498, 6292996, 7866245, 12585992, 15732490, 25171984, 31464980, 50343968, 62929960, 100687936, 125859920, 201375872, 251719840, 402751744, 503439680, 1006879360, 2013758720]

約数ペア:

[(1, 2013758720), (2, 1006879360), (4, 503439680), (5, 402751744), (8, 251719840), (10, 201375872), (16, 125859920), (20, 100687936), (32, 62929960), (40, 50343968), (64, 31464980), (80, 25171984), (128, 15732490), (160, 12585992), (256, 7866245), (320, 6292996), (640, 3146498), (863, 2333440), (1280, 1573249), (1726, 1166720), (1823, 1104640), (3452, 583360), (3646, 552320), (4315, 466688), (6904, 291680), (7292, 276160), (8630, 233344), (9115, 220928), (13808, 145840), (14584, 138080), (17260, 116672), (18230, 110464), (27616, 72920), (29168, 69040), (34520, 58336), (36460, 55232)]