20199038080

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2427769}}^1$

素因数の和:2427801

約数の個数: 64

約数和(自身を含む): 52002833400

約数和(自身を除く): 31803795320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1664, 2080, 4160, 8320, 2427769, 4855538, 9711076, 12138845, 19422152, 24277690, 31560997, 38844304, 48555380, 63121994, 77688608, 97110760, 126243988, 155377216, 157804985, 194221520, 252487976, 310754432, 315609970, 388443040, 504975952, 631219940, 776886080, 1009951904, 1262439880, 1553772160, 2019903808, 2524879760, 4039807616, 5049759520, 10099519040, 20199038080]

約数ペア:

[(1, 20199038080), (2, 10099519040), (4, 5049759520), (5, 4039807616), (8, 2524879760), (10, 2019903808), (13, 1553772160), (16, 1262439880), (20, 1009951904), (26, 776886080), (32, 631219940), (40, 504975952), (52, 388443040), (64, 315609970), (65, 310754432), (80, 252487976), (104, 194221520), (128, 157804985), (130, 155377216), (160, 126243988), (208, 97110760), (260, 77688608), (320, 63121994), (416, 48555380), (520, 38844304), (640, 31560997), (832, 24277690), (1040, 19422152), (1664, 12138845), (2080, 9711076), (4160, 4855538), (8320, 2427769)]