29957620

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{397}}^1$

素因数の和:438

約数の個数: 96

約数和(自身を含む): 80236800

約数和(自身を除く): 50279180

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 343, 385, 397, 490, 539, 686, 770, 794, 980, 1078, 1372, 1540, 1588, 1715, 1985, 2156, 2695, 2779, 3430, 3773, 3970, 4367, 5390, 5558, 6860, 7546, 7940, 8734, 10780, 11116, 13895, 15092, 17468, 18865, 19453, 21835, 27790, 30569, 37730, 38906, 43670, 55580, 61138, 75460, 77812, 87340, 97265, 122276, 136171, 152845, 194530, 213983, 272342, 305690, 389060, 427966, 544684, 611380, 680855, 855932, 1069915, 1361710, 1497881, 2139830, 2723420, 2995762, 4279660, 5991524, 7489405, 14978810, 29957620]

約数ペア:

[(1, 29957620), (2, 14978810), (4, 7489405), (5, 5991524), (7, 4279660), (10, 2995762), (11, 2723420), (14, 2139830), (20, 1497881), (22, 1361710), (28, 1069915), (35, 855932), (44, 680855), (49, 611380), (55, 544684), (70, 427966), (77, 389060), (98, 305690), (110, 272342), (140, 213983), (154, 194530), (196, 152845), (220, 136171), (245, 122276), (308, 97265), (343, 87340), (385, 77812), (397, 75460), (490, 61138), (539, 55580), (686, 43670), (770, 38906), (794, 37730), (980, 30569), (1078, 27790), (1372, 21835), (1540, 19453), (1588, 18865), (1715, 17468), (1985, 15092), (2156, 13895), (2695, 11116), (2779, 10780), (3430, 8734), (3773, 7940), (3970, 7546), (4367, 6860), (5390, 5558)]