12789720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{35527}}^1$

素因数の和:35544

約数の個数: 48

約数和(自身を含む): 41567760

約数和(自身を除く): 28778040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 35527, 71054, 106581, 142108, 177635, 213162, 284216, 319743, 355270, 426324, 532905, 639486, 710540, 852648, 1065810, 1278972, 1421080, 1598715, 2131620, 2557944, 3197430, 4263240, 6394860, 12789720]

約数ペア:

[(1, 12789720), (2, 6394860), (3, 4263240), (4, 3197430), (5, 2557944), (6, 2131620), (8, 1598715), (9, 1421080), (10, 1278972), (12, 1065810), (15, 852648), (18, 710540), (20, 639486), (24, 532905), (30, 426324), (36, 355270), (40, 319743), (45, 284216), (60, 213162), (72, 177635), (90, 142108), (120, 106581), (180, 71054), (360, 35527)]