13738040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{227}}^1$

素因数の和:344

約数の個数: 64

約数和(自身を含む): 33242400

約数和(自身を除く): 19504360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 89, 136, 170, 178, 227, 340, 356, 445, 454, 680, 712, 890, 908, 1135, 1513, 1780, 1816, 2270, 3026, 3560, 3859, 4540, 6052, 7565, 7718, 9080, 12104, 15130, 15436, 19295, 20203, 30260, 30872, 38590, 40406, 60520, 77180, 80812, 101015, 154360, 161624, 202030, 343451, 404060, 686902, 808120, 1373804, 1717255, 2747608, 3434510, 6869020, 13738040]

約数ペア:

[(1, 13738040), (2, 6869020), (4, 3434510), (5, 2747608), (8, 1717255), (10, 1373804), (17, 808120), (20, 686902), (34, 404060), (40, 343451), (68, 202030), (85, 161624), (89, 154360), (136, 101015), (170, 80812), (178, 77180), (227, 60520), (340, 40406), (356, 38590), (445, 30872), (454, 30260), (680, 20203), (712, 19295), (890, 15436), (908, 15130), (1135, 12104), (1513, 9080), (1780, 7718), (1816, 7565), (2270, 6052), (3026, 4540), (3560, 3859)]