400388640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{834143}}^1$

素因数の和:834161

約数の個数: 48

約数和(自身を含む): 1261225728

約数和(自身を除く): 860837088

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 834143, 1668286, 2502429, 3336572, 4170715, 5004858, 6673144, 8341430, 10009716, 12512145, 13346288, 16682860, 20019432, 25024290, 26692576, 33365720, 40038864, 50048580, 66731440, 80077728, 100097160, 133462880, 200194320, 400388640]

約数ペア:

[(1, 400388640), (2, 200194320), (3, 133462880), (4, 100097160), (5, 80077728), (6, 66731440), (8, 50048580), (10, 40038864), (12, 33365720), (15, 26692576), (16, 25024290), (20, 20019432), (24, 16682860), (30, 13346288), (32, 12512145), (40, 10009716), (48, 8341430), (60, 6673144), (80, 5004858), (96, 4170715), (120, 3336572), (160, 2502429), (240, 1668286), (480, 834143)]