3487640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1$

素因数の和:396

約数の個数: 64

約数和(自身を含む): 8920800

約数和(自身を除く): 5433160

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 353, 380, 494, 520, 706, 760, 988, 1235, 1412, 1765, 1976, 2470, 2824, 3530, 4589, 4940, 6707, 7060, 9178, 9880, 13414, 14120, 18356, 22945, 26828, 33535, 36712, 45890, 53656, 67070, 87191, 91780, 134140, 174382, 183560, 268280, 348764, 435955, 697528, 871910, 1743820, 3487640]

約数ペア:

[(1, 3487640), (2, 1743820), (4, 871910), (5, 697528), (8, 435955), (10, 348764), (13, 268280), (19, 183560), (20, 174382), (26, 134140), (38, 91780), (40, 87191), (52, 67070), (65, 53656), (76, 45890), (95, 36712), (104, 33535), (130, 26828), (152, 22945), (190, 18356), (247, 14120), (260, 13414), (353, 9880), (380, 9178), (494, 7060), (520, 6707), (706, 4940), (760, 4589), (988, 3530), (1235, 2824), (1412, 2470), (1765, 1976)]