22776880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{457}}^1$

素因数の和:566

約数の個数: 80

約数和(自身を含む): 61335360

約数和(自身を除く): 38558480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 89, 112, 140, 178, 280, 356, 445, 457, 560, 623, 712, 890, 914, 1246, 1424, 1780, 1828, 2285, 2492, 3115, 3199, 3560, 3656, 4570, 4984, 6230, 6398, 7120, 7312, 9140, 9968, 12460, 12796, 15995, 18280, 24920, 25592, 31990, 36560, 40673, 49840, 51184, 63980, 81346, 127960, 162692, 203365, 255920, 284711, 325384, 406730, 569422, 650768, 813460, 1138844, 1423555, 1626920, 2277688, 2847110, 3253840, 4555376, 5694220, 11388440, 22776880]

約数ペア:

[(1, 22776880), (2, 11388440), (4, 5694220), (5, 4555376), (7, 3253840), (8, 2847110), (10, 2277688), (14, 1626920), (16, 1423555), (20, 1138844), (28, 813460), (35, 650768), (40, 569422), (56, 406730), (70, 325384), (80, 284711), (89, 255920), (112, 203365), (140, 162692), (178, 127960), (280, 81346), (356, 63980), (445, 51184), (457, 49840), (560, 40673), (623, 36560), (712, 31990), (890, 25592), (914, 24920), (1246, 18280), (1424, 15995), (1780, 12796), (1828, 12460), (2285, 9968), (2492, 9140), (3115, 7312), (3199, 7120), (3560, 6398), (3656, 6230), (4570, 4984)]