173835220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{1523}}^1$

素因数の和:1984

約数の個数: 48

約数和(自身を含む): 394289280

約数和(自身を除く): 220454060

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 439, 878, 1523, 1756, 2195, 3046, 4390, 5707, 6092, 7615, 8780, 11414, 15230, 19799, 22828, 28535, 30460, 39598, 57070, 79196, 98995, 114140, 197990, 395980, 668597, 1337194, 2674388, 3342985, 6685970, 8691761, 13371940, 17383522, 34767044, 43458805, 86917610, 173835220]

約数ペア:

[(1, 173835220), (2, 86917610), (4, 43458805), (5, 34767044), (10, 17383522), (13, 13371940), (20, 8691761), (26, 6685970), (52, 3342985), (65, 2674388), (130, 1337194), (260, 668597), (439, 395980), (878, 197990), (1523, 114140), (1756, 98995), (2195, 79196), (3046, 57070), (4390, 39598), (5707, 30460), (6092, 28535), (7615, 22828), (8780, 19799), (11414, 15230)]