9960320

素因数分解:

$2^7\times 5^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:295

約数の個数: 64

約数和(自身を含む): 24235200

約数和(自身を除く): 14274880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 128, 158, 160, 197, 316, 320, 394, 395, 632, 640, 788, 790, 985, 1264, 1576, 1580, 1970, 2528, 3152, 3160, 3940, 5056, 6304, 6320, 7880, 10112, 12608, 12640, 15563, 15760, 25216, 25280, 31126, 31520, 50560, 62252, 63040, 77815, 124504, 126080, 155630, 249008, 311260, 498016, 622520, 996032, 1245040, 1992064, 2490080, 4980160, 9960320]

約数ペア:

[(1, 9960320), (2, 4980160), (4, 2490080), (5, 1992064), (8, 1245040), (10, 996032), (16, 622520), (20, 498016), (32, 311260), (40, 249008), (64, 155630), (79, 126080), (80, 124504), (128, 77815), (158, 63040), (160, 62252), (197, 50560), (316, 31520), (320, 31126), (394, 25280), (395, 25216), (632, 15760), (640, 15563), (788, 12640), (790, 12608), (985, 10112), (1264, 7880), (1576, 6320), (1580, 6304), (1970, 5056), (2528, 3940), (3152, 3160)]