20182865980

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1567}}^1\times {\mathrm{7759}}^1$

素因数の和:9418

約数の個数: 48

約数和(自身を含む): 42927575040

約数和(自身を除く): 22744709060

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1567, 1660, 3134, 6268, 7759, 7835, 15518, 15670, 31036, 31340, 38795, 77590, 130061, 155180, 260122, 520244, 643997, 650305, 1287994, 1300610, 2575988, 2601220, 3219985, 6439970, 12158353, 12879940, 24316706, 48633412, 60791765, 121583530, 243167060, 1009143299, 2018286598, 4036573196, 5045716495, 10091432990, 20182865980]

約数ペア:

[(1, 20182865980), (2, 10091432990), (4, 5045716495), (5, 4036573196), (10, 2018286598), (20, 1009143299), (83, 243167060), (166, 121583530), (332, 60791765), (415, 48633412), (830, 24316706), (1567, 12879940), (1660, 12158353), (3134, 6439970), (6268, 3219985), (7759, 2601220), (7835, 2575988), (15518, 1300610), (15670, 1287994), (31036, 650305), (31340, 643997), (38795, 520244), (77590, 260122), (130061, 155180)]