3472840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:254

約数の個数: 64

約数和(自身を含む): 9100800

約数和(自身を除く): 5627960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 79, 140, 157, 158, 280, 314, 316, 395, 553, 628, 632, 785, 790, 1099, 1106, 1256, 1570, 1580, 2198, 2212, 2765, 3140, 3160, 4396, 4424, 5495, 5530, 6280, 8792, 10990, 11060, 12403, 21980, 22120, 24806, 43960, 49612, 62015, 86821, 99224, 124030, 173642, 248060, 347284, 434105, 496120, 694568, 868210, 1736420, 3472840]

約数ペア:

[(1, 3472840), (2, 1736420), (4, 868210), (5, 694568), (7, 496120), (8, 434105), (10, 347284), (14, 248060), (20, 173642), (28, 124030), (35, 99224), (40, 86821), (56, 62015), (70, 49612), (79, 43960), (140, 24806), (157, 22120), (158, 21980), (280, 12403), (314, 11060), (316, 10990), (395, 8792), (553, 6280), (628, 5530), (632, 5495), (785, 4424), (790, 4396), (1099, 3160), (1106, 3140), (1256, 2765), (1570, 2212), (1580, 2198)]