13472140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{293}}^1$

素因数の和:343

約数の個数: 72

約数和(自身を含む): 32845680

約数和(自身を除く): 19373540

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 121, 190, 209, 220, 242, 293, 380, 418, 484, 586, 605, 836, 1045, 1172, 1210, 1465, 2090, 2299, 2420, 2930, 3223, 4180, 4598, 5567, 5860, 6446, 9196, 11134, 11495, 12892, 16115, 22268, 22990, 27835, 32230, 35453, 45980, 55670, 61237, 64460, 70906, 111340, 122474, 141812, 177265, 244948, 306185, 354530, 612370, 673607, 709060, 1224740, 1347214, 2694428, 3368035, 6736070, 13472140]

約数ペア:

[(1, 13472140), (2, 6736070), (4, 3368035), (5, 2694428), (10, 1347214), (11, 1224740), (19, 709060), (20, 673607), (22, 612370), (38, 354530), (44, 306185), (55, 244948), (76, 177265), (95, 141812), (110, 122474), (121, 111340), (190, 70906), (209, 64460), (220, 61237), (242, 55670), (293, 45980), (380, 35453), (418, 32230), (484, 27835), (586, 22990), (605, 22268), (836, 16115), (1045, 12892), (1172, 11495), (1210, 11134), (1465, 9196), (2090, 6446), (2299, 5860), (2420, 5567), (2930, 4598), (3223, 4180)]