974221520

素因数分解:

$2^4\times 5^1\times {\mathrm{307}}^1\times {\mathrm{39667}}^1$

素因数の和:39987

約数の個数: 40

約数和(自身を含む): 2272500384

約数和(自身を除く): 1298278864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 307, 614, 1228, 1535, 2456, 3070, 4912, 6140, 12280, 24560, 39667, 79334, 158668, 198335, 317336, 396670, 634672, 793340, 1586680, 3173360, 12177769, 24355538, 48711076, 60888845, 97422152, 121777690, 194844304, 243555380, 487110760, 974221520]

約数ペア:

[(1, 974221520), (2, 487110760), (4, 243555380), (5, 194844304), (8, 121777690), (10, 97422152), (16, 60888845), (20, 48711076), (40, 24355538), (80, 12177769), (307, 3173360), (614, 1586680), (1228, 793340), (1535, 634672), (2456, 396670), (3070, 317336), (4912, 198335), (6140, 158668), (12280, 79334), (24560, 39667)]