17679220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{701}}^1$

素因数の和:820

約数の個数: 48

約数和(自身を含む): 40452048

約数和(自身を除く): 22772828

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 97, 130, 194, 260, 388, 485, 701, 970, 1261, 1402, 1940, 2522, 2804, 3505, 5044, 6305, 7010, 9113, 12610, 14020, 18226, 25220, 36452, 45565, 67997, 91130, 135994, 182260, 271988, 339985, 679970, 883961, 1359940, 1767922, 3535844, 4419805, 8839610, 17679220]

約数ペア:

[(1, 17679220), (2, 8839610), (4, 4419805), (5, 3535844), (10, 1767922), (13, 1359940), (20, 883961), (26, 679970), (52, 339985), (65, 271988), (97, 182260), (130, 135994), (194, 91130), (260, 67997), (388, 45565), (485, 36452), (701, 25220), (970, 18226), (1261, 14020), (1402, 12610), (1940, 9113), (2522, 7010), (2804, 6305), (3505, 5044)]