54980940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{18701}}^1$

素因数の和:18727

約数の個数: 72

約数和(自身を含む): 179090352

約数和(自身を除く): 124109412

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 18701, 37402, 56103, 74804, 93505, 112206, 130907, 187010, 224412, 261814, 280515, 374020, 392721, 523628, 561030, 654535, 785442, 916349, 1122060, 1309070, 1570884, 1832698, 1963605, 2618140, 2749047, 3665396, 3927210, 4581745, 5498094, 7854420, 9163490, 10996188, 13745235, 18326980, 27490470, 54980940]

約数ペア:

[(1, 54980940), (2, 27490470), (3, 18326980), (4, 13745235), (5, 10996188), (6, 9163490), (7, 7854420), (10, 5498094), (12, 4581745), (14, 3927210), (15, 3665396), (20, 2749047), (21, 2618140), (28, 1963605), (30, 1832698), (35, 1570884), (42, 1309070), (49, 1122060), (60, 916349), (70, 785442), (84, 654535), (98, 561030), (105, 523628), (140, 392721), (147, 374020), (196, 280515), (210, 261814), (245, 224412), (294, 187010), (420, 130907), (490, 112206), (588, 93505), (735, 74804), (980, 56103), (1470, 37402), (2940, 18701)]