28017910

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1997}}^1$

素因数の和:2088

約数の個数: 32

約数和(自身を含む): 53514432

約数和(自身を除く): 25496522

約数列:

[1, 2, 5, 10, 23, 46, 61, 115, 122, 230, 305, 610, 1403, 1997, 2806, 3994, 7015, 9985, 14030, 19970, 45931, 91862, 121817, 229655, 243634, 459310, 609085, 1218170, 2801791, 5603582, 14008955, 28017910]

約数ペア:

[(1, 28017910), (2, 14008955), (5, 5603582), (10, 2801791), (23, 1218170), (46, 609085), (61, 459310), (115, 243634), (122, 229655), (230, 121817), (305, 91862), (610, 45931), (1403, 19970), (1997, 14030), (2806, 9985), (3994, 7015)]