20541120

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{21397}}^1$

素因数の和:21417

約数の個数: 56

約数和(自身を含む): 65221104

約数和(自身を除く): 44679984

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 21397, 42794, 64191, 85588, 106985, 128382, 171176, 213970, 256764, 320955, 342352, 427940, 513528, 641910, 684704, 855880, 1027056, 1283820, 1369408, 1711760, 2054112, 2567640, 3423520, 4108224, 5135280, 6847040, 10270560, 20541120]

約数ペア:

[(1, 20541120), (2, 10270560), (3, 6847040), (4, 5135280), (5, 4108224), (6, 3423520), (8, 2567640), (10, 2054112), (12, 1711760), (15, 1369408), (16, 1283820), (20, 1027056), (24, 855880), (30, 684704), (32, 641910), (40, 513528), (48, 427940), (60, 342352), (64, 320955), (80, 256764), (96, 213970), (120, 171176), (160, 128382), (192, 106985), (240, 85588), (320, 64191), (480, 42794), (960, 21397)]