7921120

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1597}}^1$

素因数の和:1643

約数の個数: 48

約数和(自身を含む): 19329408

約数和(自身を除く): 11408288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 1597, 2480, 3194, 4960, 6388, 7985, 12776, 15970, 25552, 31940, 49507, 51104, 63880, 99014, 127760, 198028, 247535, 255520, 396056, 495070, 792112, 990140, 1584224, 1980280, 3960560, 7921120]

約数ペア:

[(1, 7921120), (2, 3960560), (4, 1980280), (5, 1584224), (8, 990140), (10, 792112), (16, 495070), (20, 396056), (31, 255520), (32, 247535), (40, 198028), (62, 127760), (80, 99014), (124, 63880), (155, 51104), (160, 49507), (248, 31940), (310, 25552), (496, 15970), (620, 12776), (992, 7985), (1240, 6388), (1597, 4960), (2480, 3194)]