16127440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{929}}^1$

素因数の和:980

約数の個数: 80

約数和(自身を含む): 44282880

約数和(自身を除く): 28155440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 929, 1085, 1240, 1736, 1858, 2170, 2480, 3472, 3716, 4340, 4645, 6503, 7432, 8680, 9290, 13006, 14864, 17360, 18580, 26012, 28799, 32515, 37160, 52024, 57598, 65030, 74320, 104048, 115196, 130060, 143995, 201593, 230392, 260120, 287990, 403186, 460784, 520240, 575980, 806372, 1007965, 1151960, 1612744, 2015930, 2303920, 3225488, 4031860, 8063720, 16127440]

約数ペア:

[(1, 16127440), (2, 8063720), (4, 4031860), (5, 3225488), (7, 2303920), (8, 2015930), (10, 1612744), (14, 1151960), (16, 1007965), (20, 806372), (28, 575980), (31, 520240), (35, 460784), (40, 403186), (56, 287990), (62, 260120), (70, 230392), (80, 201593), (112, 143995), (124, 130060), (140, 115196), (155, 104048), (217, 74320), (248, 65030), (280, 57598), (310, 52024), (434, 37160), (496, 32515), (560, 28799), (620, 26012), (868, 18580), (929, 17360), (1085, 14864), (1240, 13006), (1736, 9290), (1858, 8680), (2170, 7432), (2480, 6503), (3472, 4645), (3716, 4340)]