4147980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{269}}^1$

素因数の和:538

約数の個数: 48

約数和(自身を含む): 11702880

約数和(自身を除く): 7554900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 257, 269, 514, 538, 771, 807, 1028, 1076, 1285, 1345, 1542, 1614, 2570, 2690, 3084, 3228, 3855, 4035, 5140, 5380, 7710, 8070, 15420, 16140, 69133, 138266, 207399, 276532, 345665, 414798, 691330, 829596, 1036995, 1382660, 2073990, 4147980]

約数ペア:

[(1, 4147980), (2, 2073990), (3, 1382660), (4, 1036995), (5, 829596), (6, 691330), (10, 414798), (12, 345665), (15, 276532), (20, 207399), (30, 138266), (60, 69133), (257, 16140), (269, 15420), (514, 8070), (538, 7710), (771, 5380), (807, 5140), (1028, 4035), (1076, 3855), (1285, 3228), (1345, 3084), (1542, 2690), (1614, 2570)]