17591420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{11423}}^1$

素因数の和:11450

約数の個数: 48

約数和(自身を含む): 46061568

約数和(自身を除く): 28470148

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 11423, 22846, 45692, 57115, 79961, 114230, 125653, 159922, 228460, 251306, 319844, 399805, 502612, 628265, 799610, 879571, 1256530, 1599220, 1759142, 2513060, 3518284, 4397855, 8795710, 17591420]

約数ペア:

[(1, 17591420), (2, 8795710), (4, 4397855), (5, 3518284), (7, 2513060), (10, 1759142), (11, 1599220), (14, 1256530), (20, 879571), (22, 799610), (28, 628265), (35, 502612), (44, 399805), (55, 319844), (70, 251306), (77, 228460), (110, 159922), (140, 125653), (154, 114230), (220, 79961), (308, 57115), (385, 45692), (770, 22846), (1540, 11423)]