22291840

素因数分解:

$2^7\times 5^1\times {\mathrm{61}}^1\times {\mathrm{571}}^1$

素因数の和:651

約数の個数: 64

約数和(自身を含む): 54259920

約数和(自身を除く): 31968080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 305, 320, 488, 571, 610, 640, 976, 1142, 1220, 1952, 2284, 2440, 2855, 3904, 4568, 4880, 5710, 7808, 9136, 9760, 11420, 18272, 19520, 22840, 34831, 36544, 39040, 45680, 69662, 73088, 91360, 139324, 174155, 182720, 278648, 348310, 365440, 557296, 696620, 1114592, 1393240, 2229184, 2786480, 4458368, 5572960, 11145920, 22291840]

約数ペア:

[(1, 22291840), (2, 11145920), (4, 5572960), (5, 4458368), (8, 2786480), (10, 2229184), (16, 1393240), (20, 1114592), (32, 696620), (40, 557296), (61, 365440), (64, 348310), (80, 278648), (122, 182720), (128, 174155), (160, 139324), (244, 91360), (305, 73088), (320, 69662), (488, 45680), (571, 39040), (610, 36544), (640, 34831), (976, 22840), (1142, 19520), (1220, 18272), (1952, 11420), (2284, 9760), (2440, 9136), (2855, 7808), (3904, 5710), (4568, 4880)]