740147460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{948907}}^1$

素因数の和:948932

約数の個数: 48

約数和(自身を含む): 2231831616

約数和(自身を除く): 1491684156

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 948907, 1897814, 2846721, 3795628, 4744535, 5693442, 9489070, 11386884, 12335791, 14233605, 18978140, 24671582, 28467210, 37007373, 49343164, 56934420, 61678955, 74014746, 123357910, 148029492, 185036865, 246715820, 370073730, 740147460]

約数ペア:

[(1, 740147460), (2, 370073730), (3, 246715820), (4, 185036865), (5, 148029492), (6, 123357910), (10, 74014746), (12, 61678955), (13, 56934420), (15, 49343164), (20, 37007373), (26, 28467210), (30, 24671582), (39, 18978140), (52, 14233605), (60, 12335791), (65, 11386884), (78, 9489070), (130, 5693442), (156, 4744535), (195, 3795628), (260, 2846721), (390, 1897814), (780, 948907)]