13151420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{653}}^1$

素因数の和:734

約数の個数: 48

約数和(自身を含む): 29665440

約数和(自身を除く): 16514020

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 53, 76, 95, 106, 190, 212, 265, 380, 530, 653, 1007, 1060, 1306, 2014, 2612, 3265, 4028, 5035, 6530, 10070, 12407, 13060, 20140, 24814, 34609, 49628, 62035, 69218, 124070, 138436, 173045, 248140, 346090, 657571, 692180, 1315142, 2630284, 3287855, 6575710, 13151420]

約数ペア:

[(1, 13151420), (2, 6575710), (4, 3287855), (5, 2630284), (10, 1315142), (19, 692180), (20, 657571), (38, 346090), (53, 248140), (76, 173045), (95, 138436), (106, 124070), (190, 69218), (212, 62035), (265, 49628), (380, 34609), (530, 24814), (653, 20140), (1007, 13060), (1060, 12407), (1306, 10070), (2014, 6530), (2612, 5035), (3265, 4028)]