42445040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{347}}^1$

素因数の和:510

約数の個数: 80

約数和(自身を含む): 108743040

約数和(自身を除く): 66298000

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 139, 176, 220, 278, 347, 440, 556, 694, 695, 880, 1112, 1388, 1390, 1529, 1735, 2224, 2776, 2780, 3058, 3470, 3817, 5552, 5560, 6116, 6940, 7634, 7645, 11120, 12232, 13880, 15268, 15290, 19085, 24464, 27760, 30536, 30580, 38170, 48233, 61072, 61160, 76340, 96466, 122320, 152680, 192932, 241165, 305360, 385864, 482330, 530563, 771728, 964660, 1061126, 1929320, 2122252, 2652815, 3858640, 4244504, 5305630, 8489008, 10611260, 21222520, 42445040]

約数ペア:

[(1, 42445040), (2, 21222520), (4, 10611260), (5, 8489008), (8, 5305630), (10, 4244504), (11, 3858640), (16, 2652815), (20, 2122252), (22, 1929320), (40, 1061126), (44, 964660), (55, 771728), (80, 530563), (88, 482330), (110, 385864), (139, 305360), (176, 241165), (220, 192932), (278, 152680), (347, 122320), (440, 96466), (556, 76340), (694, 61160), (695, 61072), (880, 48233), (1112, 38170), (1388, 30580), (1390, 30536), (1529, 27760), (1735, 24464), (2224, 19085), (2776, 15290), (2780, 15268), (3058, 13880), (3470, 12232), (3817, 11120), (5552, 7645), (5560, 7634), (6116, 6940)]