5446840

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{397}}^1$

素因数の和:429

約数の個数: 64

約数和(自身を含む): 14328000

約数和(自身を除く): 8881160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 397, 490, 686, 794, 980, 1372, 1588, 1715, 1960, 1985, 2744, 2779, 3176, 3430, 3970, 5558, 6860, 7940, 11116, 13720, 13895, 15880, 19453, 22232, 27790, 38906, 55580, 77812, 97265, 111160, 136171, 155624, 194530, 272342, 389060, 544684, 680855, 778120, 1089368, 1361710, 2723420, 5446840]

約数ペア:

[(1, 5446840), (2, 2723420), (4, 1361710), (5, 1089368), (7, 778120), (8, 680855), (10, 544684), (14, 389060), (20, 272342), (28, 194530), (35, 155624), (40, 136171), (49, 111160), (56, 97265), (70, 77812), (98, 55580), (140, 38906), (196, 27790), (245, 22232), (280, 19453), (343, 15880), (392, 13895), (397, 13720), (490, 11116), (686, 7940), (794, 6860), (980, 5558), (1372, 3970), (1588, 3430), (1715, 3176), (1960, 2779), (1985, 2744)]