43188140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1277}}^1$

素因数の和:1394

約数の個数: 48

約数和(自身を含む): 96616800

約数和(自身を除く): 53428660

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 89, 95, 178, 190, 356, 380, 445, 890, 1277, 1691, 1780, 2554, 3382, 5108, 6385, 6764, 8455, 12770, 16910, 24263, 25540, 33820, 48526, 97052, 113653, 121315, 227306, 242630, 454612, 485260, 568265, 1136530, 2159407, 2273060, 4318814, 8637628, 10797035, 21594070, 43188140]

約数ペア:

[(1, 43188140), (2, 21594070), (4, 10797035), (5, 8637628), (10, 4318814), (19, 2273060), (20, 2159407), (38, 1136530), (76, 568265), (89, 485260), (95, 454612), (178, 242630), (190, 227306), (356, 121315), (380, 113653), (445, 97052), (890, 48526), (1277, 33820), (1691, 25540), (1780, 24263), (2554, 16910), (3382, 12770), (5108, 8455), (6385, 6764)]