17654940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2281}}^1$

素因数の和:2339

約数の個数: 72

約数和(自身を含む): 54822768

約数和(自身を除く): 37167828

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2281, 2580, 3870, 4562, 6843, 7740, 9124, 11405, 13686, 20529, 22810, 27372, 34215, 41058, 45620, 68430, 82116, 98083, 102645, 136860, 196166, 205290, 294249, 392332, 410580, 490415, 588498, 882747, 980830, 1176996, 1471245, 1765494, 1961660, 2942490, 3530988, 4413735, 5884980, 8827470, 17654940]

約数ペア:

[(1, 17654940), (2, 8827470), (3, 5884980), (4, 4413735), (5, 3530988), (6, 2942490), (9, 1961660), (10, 1765494), (12, 1471245), (15, 1176996), (18, 980830), (20, 882747), (30, 588498), (36, 490415), (43, 410580), (45, 392332), (60, 294249), (86, 205290), (90, 196166), (129, 136860), (172, 102645), (180, 98083), (215, 82116), (258, 68430), (387, 45620), (430, 41058), (516, 34215), (645, 27372), (774, 22810), (860, 20529), (1290, 13686), (1548, 11405), (1935, 9124), (2281, 7740), (2580, 6843), (3870, 4562)]