28163240

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{14369}}^1$

素因数の和:14394

約数の個数: 48

約数和(自身を含む): 73718100

約数和(自身を除く): 45554860

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 14369, 28738, 57476, 71845, 100583, 114952, 143690, 201166, 287380, 402332, 502915, 574760, 704081, 804664, 1005830, 1408162, 2011660, 2816324, 3520405, 4023320, 5632648, 7040810, 14081620, 28163240]

約数ペア:

[(1, 28163240), (2, 14081620), (4, 7040810), (5, 5632648), (7, 4023320), (8, 3520405), (10, 2816324), (14, 2011660), (20, 1408162), (28, 1005830), (35, 804664), (40, 704081), (49, 574760), (56, 502915), (70, 402332), (98, 287380), (140, 201166), (196, 143690), (245, 114952), (280, 100583), (392, 71845), (490, 57476), (980, 28738), (1960, 14369)]