49454440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{509}}^1$

素因数の和:874

約数の個数: 64

約数和(自身を含む): 127785600

約数和(自身を除く): 78331160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 347, 509, 694, 1018, 1388, 1735, 2036, 2429, 2545, 2776, 3470, 3563, 4072, 4858, 5090, 6940, 7126, 9716, 10180, 12145, 13880, 14252, 17815, 19432, 20360, 24290, 28504, 35630, 48580, 71260, 97160, 142520, 176623, 353246, 706492, 883115, 1236361, 1412984, 1766230, 2472722, 3532460, 4945444, 6181805, 7064920, 9890888, 12363610, 24727220, 49454440]

約数ペア:

[(1, 49454440), (2, 24727220), (4, 12363610), (5, 9890888), (7, 7064920), (8, 6181805), (10, 4945444), (14, 3532460), (20, 2472722), (28, 1766230), (35, 1412984), (40, 1236361), (56, 883115), (70, 706492), (140, 353246), (280, 176623), (347, 142520), (509, 97160), (694, 71260), (1018, 48580), (1388, 35630), (1735, 28504), (2036, 24290), (2429, 20360), (2545, 19432), (2776, 17815), (3470, 14252), (3563, 13880), (4072, 12145), (4858, 10180), (5090, 9716), (6940, 7126)]