7426160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:258

約数の個数: 80

約数和(自身を含む): 20088000

約数和(自身を除く): 12661840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 89, 112, 140, 149, 178, 280, 298, 356, 445, 560, 596, 623, 712, 745, 890, 1043, 1192, 1246, 1424, 1490, 1780, 2086, 2384, 2492, 2980, 3115, 3560, 4172, 4984, 5215, 5960, 6230, 7120, 8344, 9968, 10430, 11920, 12460, 13261, 16688, 20860, 24920, 26522, 41720, 49840, 53044, 66305, 83440, 92827, 106088, 132610, 185654, 212176, 265220, 371308, 464135, 530440, 742616, 928270, 1060880, 1485232, 1856540, 3713080, 7426160]

約数ペア:

[(1, 7426160), (2, 3713080), (4, 1856540), (5, 1485232), (7, 1060880), (8, 928270), (10, 742616), (14, 530440), (16, 464135), (20, 371308), (28, 265220), (35, 212176), (40, 185654), (56, 132610), (70, 106088), (80, 92827), (89, 83440), (112, 66305), (140, 53044), (149, 49840), (178, 41720), (280, 26522), (298, 24920), (356, 20860), (445, 16688), (560, 13261), (596, 12460), (623, 11920), (712, 10430), (745, 9968), (890, 8344), (1043, 7120), (1192, 6230), (1246, 5960), (1424, 5215), (1490, 4984), (1780, 4172), (2086, 3560), (2384, 3115), (2492, 2980)]