440993420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{859}}^1$

素因数の和:1087

約数の個数: 96

約数和(自身を含む): 1121164800

約数和(自身を除く): 680171380

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 193, 266, 380, 386, 532, 665, 772, 859, 965, 1330, 1351, 1718, 1930, 2660, 2702, 3436, 3667, 3860, 4295, 5404, 6013, 6755, 7334, 8590, 12026, 13510, 14668, 16321, 17180, 18335, 24052, 25669, 27020, 30065, 32642, 36670, 51338, 60130, 65284, 73340, 81605, 102676, 114247, 120260, 128345, 163210, 165787, 228494, 256690, 326420, 331574, 456988, 513380, 571235, 663148, 828935, 1142470, 1160509, 1657870, 2284940, 2321018, 3149953, 3315740, 4642036, 5802545, 6299906, 11605090, 12599812, 15749765, 22049671, 23210180, 31499530, 44099342, 62999060, 88198684, 110248355, 220496710, 440993420]

約数ペア:

[(1, 440993420), (2, 220496710), (4, 110248355), (5, 88198684), (7, 62999060), (10, 44099342), (14, 31499530), (19, 23210180), (20, 22049671), (28, 15749765), (35, 12599812), (38, 11605090), (70, 6299906), (76, 5802545), (95, 4642036), (133, 3315740), (140, 3149953), (190, 2321018), (193, 2284940), (266, 1657870), (380, 1160509), (386, 1142470), (532, 828935), (665, 663148), (772, 571235), (859, 513380), (965, 456988), (1330, 331574), (1351, 326420), (1718, 256690), (1930, 228494), (2660, 165787), (2702, 163210), (3436, 128345), (3667, 120260), (3860, 114247), (4295, 102676), (5404, 81605), (6013, 73340), (6755, 65284), (7334, 60130), (8590, 51338), (12026, 36670), (13510, 32642), (14668, 30065), (16321, 27020), (17180, 25669), (18335, 24052)]