2919700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:161

約数の個数: 72

約数和(自身を含む): 7485632

約数和(自身を除く): 4565932

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 43, 50, 70, 86, 97, 100, 140, 172, 175, 194, 215, 301, 350, 388, 430, 485, 602, 679, 700, 860, 970, 1075, 1204, 1358, 1505, 1940, 2150, 2425, 2716, 3010, 3395, 4171, 4300, 4850, 6020, 6790, 7525, 8342, 9700, 13580, 15050, 16684, 16975, 20855, 29197, 30100, 33950, 41710, 58394, 67900, 83420, 104275, 116788, 145985, 208550, 291970, 417100, 583940, 729925, 1459850, 2919700]

約数ペア:

[(1, 2919700), (2, 1459850), (4, 729925), (5, 583940), (7, 417100), (10, 291970), (14, 208550), (20, 145985), (25, 116788), (28, 104275), (35, 83420), (43, 67900), (50, 58394), (70, 41710), (86, 33950), (97, 30100), (100, 29197), (140, 20855), (172, 16975), (175, 16684), (194, 15050), (215, 13580), (301, 9700), (350, 8342), (388, 7525), (430, 6790), (485, 6020), (602, 4850), (679, 4300), (700, 4171), (860, 3395), (970, 3010), (1075, 2716), (1204, 2425), (1358, 2150), (1505, 1940)]