419717560

素因数分解:

$2^3\times 5^1\times {\mathrm{2473}}^1\times {\mathrm{4243}}^1$

素因数の和:6727

約数の個数: 32

約数和(自身を含む): 944969040

約数和(自身を除く): 525251480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2473, 4243, 4946, 8486, 9892, 12365, 16972, 19784, 21215, 24730, 33944, 42430, 49460, 84860, 98920, 169720, 10492939, 20985878, 41971756, 52464695, 83943512, 104929390, 209858780, 419717560]

約数ペア:

[(1, 419717560), (2, 209858780), (4, 104929390), (5, 83943512), (8, 52464695), (10, 41971756), (20, 20985878), (40, 10492939), (2473, 169720), (4243, 98920), (4946, 84860), (8486, 49460), (9892, 42430), (12365, 33944), (16972, 24730), (19784, 21215)]