39801580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1151}}^1$

素因数の和:1199

約数の個数: 96

約数和(自身を含む): 108380160

約数和(自身を除く): 68578580

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 19, 20, 26, 28, 35, 38, 52, 65, 70, 76, 91, 95, 130, 133, 140, 182, 190, 247, 260, 266, 364, 380, 455, 494, 532, 665, 910, 988, 1151, 1235, 1330, 1729, 1820, 2302, 2470, 2660, 3458, 4604, 4940, 5755, 6916, 8057, 8645, 11510, 14963, 16114, 17290, 21869, 23020, 29926, 32228, 34580, 40285, 43738, 59852, 74815, 80570, 87476, 104741, 109345, 149630, 153083, 161140, 209482, 218690, 284297, 299260, 306166, 418964, 437380, 523705, 568594, 612332, 765415, 1047410, 1137188, 1421485, 1530830, 1990079, 2094820, 2842970, 3061660, 3980158, 5685940, 7960316, 9950395, 19900790, 39801580]

約数ペア:

[(1, 39801580), (2, 19900790), (4, 9950395), (5, 7960316), (7, 5685940), (10, 3980158), (13, 3061660), (14, 2842970), (19, 2094820), (20, 1990079), (26, 1530830), (28, 1421485), (35, 1137188), (38, 1047410), (52, 765415), (65, 612332), (70, 568594), (76, 523705), (91, 437380), (95, 418964), (130, 306166), (133, 299260), (140, 284297), (182, 218690), (190, 209482), (247, 161140), (260, 153083), (266, 149630), (364, 109345), (380, 104741), (455, 87476), (494, 80570), (532, 74815), (665, 59852), (910, 43738), (988, 40285), (1151, 34580), (1235, 32228), (1330, 29926), (1729, 23020), (1820, 21869), (2302, 17290), (2470, 16114), (2660, 14963), (3458, 11510), (4604, 8645), (4940, 8057), (5755, 6916)]