3140540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1$

素因数の和:326

約数の個数: 48

約数和(自身を含む): 7281792

約数和(自身を除く): 4141252

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 47, 52, 65, 94, 130, 188, 235, 257, 260, 470, 514, 611, 940, 1028, 1222, 1285, 2444, 2570, 3055, 3341, 5140, 6110, 6682, 12079, 12220, 13364, 16705, 24158, 33410, 48316, 60395, 66820, 120790, 157027, 241580, 314054, 628108, 785135, 1570270, 3140540]

約数ペア:

[(1, 3140540), (2, 1570270), (4, 785135), (5, 628108), (10, 314054), (13, 241580), (20, 157027), (26, 120790), (47, 66820), (52, 60395), (65, 48316), (94, 33410), (130, 24158), (188, 16705), (235, 13364), (257, 12220), (260, 12079), (470, 6682), (514, 6110), (611, 5140), (940, 3341), (1028, 3055), (1222, 2570), (1285, 2444)]