29580980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{10343}}^1$

素因数の和:10376

約数の個数: 48

約数和(自身を含む): 72987264

約数和(自身を除く): 43406284

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 10343, 20686, 41372, 51715, 103430, 113773, 134459, 206860, 227546, 268918, 455092, 537836, 568865, 672295, 1137730, 1344590, 1479049, 2275460, 2689180, 2958098, 5916196, 7395245, 14790490, 29580980]

約数ペア:

[(1, 29580980), (2, 14790490), (4, 7395245), (5, 5916196), (10, 2958098), (11, 2689180), (13, 2275460), (20, 1479049), (22, 1344590), (26, 1137730), (44, 672295), (52, 568865), (55, 537836), (65, 455092), (110, 268918), (130, 227546), (143, 206860), (220, 134459), (260, 113773), (286, 103430), (572, 51715), (715, 41372), (1430, 20686), (2860, 10343)]