40245645

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{1637}}^1$

素因数の和:1805

約数の個数: 32

約数和(自身を含む): 70761600

約数和(自身を除く): 30515955

約数列:

[1, 3, 5, 11, 15, 33, 55, 149, 165, 447, 745, 1637, 1639, 2235, 4911, 4917, 8185, 8195, 18007, 24555, 24585, 54021, 90035, 243913, 270105, 731739, 1219565, 2683043, 3658695, 8049129, 13415215, 40245645]

約数ペア:

[(1, 40245645), (3, 13415215), (5, 8049129), (11, 3658695), (15, 2683043), (33, 1219565), (55, 731739), (149, 270105), (165, 243913), (447, 90035), (745, 54021), (1637, 24585), (1639, 24555), (2235, 18007), (4911, 8195), (4917, 8185)]