8493940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{359}}^1$

素因数の和:401

約数の個数: 72

約数和(自身を含む): 22135680

約数和(自身を除く): 13641740

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 169, 182, 260, 338, 359, 364, 455, 676, 718, 845, 910, 1183, 1436, 1690, 1795, 1820, 2366, 2513, 3380, 3590, 4667, 4732, 5026, 5915, 7180, 9334, 10052, 11830, 12565, 18668, 23335, 23660, 25130, 32669, 46670, 50260, 60671, 65338, 93340, 121342, 130676, 163345, 242684, 303355, 326690, 424697, 606710, 653380, 849394, 1213420, 1698788, 2123485, 4246970, 8493940]

約数ペア:

[(1, 8493940), (2, 4246970), (4, 2123485), (5, 1698788), (7, 1213420), (10, 849394), (13, 653380), (14, 606710), (20, 424697), (26, 326690), (28, 303355), (35, 242684), (52, 163345), (65, 130676), (70, 121342), (91, 93340), (130, 65338), (140, 60671), (169, 50260), (182, 46670), (260, 32669), (338, 25130), (359, 23660), (364, 23335), (455, 18668), (676, 12565), (718, 11830), (845, 10052), (910, 9334), (1183, 7180), (1436, 5915), (1690, 5026), (1795, 4732), (1820, 4667), (2366, 3590), (2513, 3380)]