40728590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{271}}^1$

素因数の和:417

約数の個数: 64

約数和(自身を含む): 89303040

約数和(自身を除く): 48574450

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 113, 133, 190, 226, 266, 271, 542, 565, 665, 791, 1130, 1330, 1355, 1582, 1897, 2147, 2710, 3794, 3955, 4294, 5149, 7910, 9485, 10298, 10735, 15029, 18970, 21470, 25745, 30058, 30623, 36043, 51490, 61246, 72086, 75145, 150290, 153115, 180215, 214361, 306230, 360430, 428722, 581837, 1071805, 1163674, 2143610, 2909185, 4072859, 5818370, 8145718, 20364295, 40728590]

約数ペア:

[(1, 40728590), (2, 20364295), (5, 8145718), (7, 5818370), (10, 4072859), (14, 2909185), (19, 2143610), (35, 1163674), (38, 1071805), (70, 581837), (95, 428722), (113, 360430), (133, 306230), (190, 214361), (226, 180215), (266, 153115), (271, 150290), (542, 75145), (565, 72086), (665, 61246), (791, 51490), (1130, 36043), (1330, 30623), (1355, 30058), (1582, 25745), (1897, 21470), (2147, 18970), (2710, 15029), (3794, 10735), (3955, 10298), (4294, 9485), (5149, 7910)]