29188720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{809}}^1$

素因数の和:874

約数の個数: 80

約数和(自身を含む): 75932640

約数和(自身を除く): 46743920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 41, 44, 55, 80, 82, 88, 110, 164, 176, 205, 220, 328, 410, 440, 451, 656, 809, 820, 880, 902, 1618, 1640, 1804, 2255, 3236, 3280, 3608, 4045, 4510, 6472, 7216, 8090, 8899, 9020, 12944, 16180, 17798, 18040, 32360, 33169, 35596, 36080, 44495, 64720, 66338, 71192, 88990, 132676, 142384, 165845, 177980, 265352, 331690, 355960, 364859, 530704, 663380, 711920, 729718, 1326760, 1459436, 1824295, 2653520, 2918872, 3648590, 5837744, 7297180, 14594360, 29188720]

約数ペア:

[(1, 29188720), (2, 14594360), (4, 7297180), (5, 5837744), (8, 3648590), (10, 2918872), (11, 2653520), (16, 1824295), (20, 1459436), (22, 1326760), (40, 729718), (41, 711920), (44, 663380), (55, 530704), (80, 364859), (82, 355960), (88, 331690), (110, 265352), (164, 177980), (176, 165845), (205, 142384), (220, 132676), (328, 88990), (410, 71192), (440, 66338), (451, 64720), (656, 44495), (809, 36080), (820, 35596), (880, 33169), (902, 32360), (1618, 18040), (1640, 17798), (1804, 16180), (2255, 12944), (3236, 9020), (3280, 8899), (3608, 8090), (4045, 7216), (4510, 6472)]