28119170

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1487}}^1$

素因数の和:1586

約数の個数: 32

約数和(自身を含む): 53139456

約数和(自身を除く): 25020286

約数列:

[1, 2, 5, 10, 31, 61, 62, 122, 155, 305, 310, 610, 1487, 1891, 2974, 3782, 7435, 9455, 14870, 18910, 46097, 90707, 92194, 181414, 230485, 453535, 460970, 907070, 2811917, 5623834, 14059585, 28119170]

約数ペア:

[(1, 28119170), (2, 14059585), (5, 5623834), (10, 2811917), (31, 907070), (61, 460970), (62, 453535), (122, 230485), (155, 181414), (305, 92194), (310, 90707), (610, 46097), (1487, 18910), (1891, 14870), (2974, 9455), (3782, 7435)]